Neil Gregory Almstead

Insider

First SEC filing: June 19, 2013 · Latest: June 19, 2013

On this page

Insider at Companies where this person is a reporting insider.
Insider transactions Every share this person bought or sold, from Form 4 filings.
Derivatives Options and other derivative holdings reported by this person.
Initial holdings The stakes this person held when they first started reporting.
Compensation Executive pay disclosed in company proxy statements.

Insider at

PTCT selling July 9, 2026

Insider transactions

0 buys (P) 20 sells (S) Net: $-9,184,852 + 53 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

53 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
July 9, 2026	PTCT	M 10b5-1	2,464	—	—	45,036 Direct	-5.19%	Disposed	(price as of 2026-08-20)
July 9, 2026	PTCT	S 10b5-1	2,464	$90.25	$222,376	60,299 Direct	-3.93%	Disposed	-19.2% (price as of 2026-08-20)
July 9, 2026	PTCT	M 10b5-1	2,464	$46.54	$114,675	62,763 Direct	+4.09%	Acquired	56.7% (price as of 2026-08-20)
July 7, 2026	PTCT	M 10b5-1	24,613	—	—	9,063 Direct	-73.09%	Disposed	(price as of 2026-08-20)
July 7, 2026	PTCT	S 10b5-1	9,288	$89.44	$830,719	60,299 Direct	-13.35%	Disposed	-18.4% (price as of 2026-08-20)
July 7, 2026	PTCT	S 10b5-1	11,369	$89.03	$1,012,182	69,587 Direct	-14.04%	Disposed	-18.1% (price as of 2026-08-20)
July 7, 2026	PTCT	S 10b5-1	3,956	$87.17	$344,845	80,956 Direct	-4.66%	Disposed	-16.3% (price as of 2026-08-20)
July 7, 2026	PTCT	M 10b5-1	24,613	$39.42	$970,244	84,912 Direct	+40.82%	Acquired	85.1% (price as of 2026-08-20)
July 6, 2026	PTCT	M 10b5-1	2,474	—	—	33,676 Direct	-6.84%	Disposed	(price as of 2026-08-20)
July 6, 2026	PTCT	M 10b5-1	18,876	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
July 6, 2026	PTCT	M 10b5-1	811	—	—	18,876 Direct	-4.12%	Disposed	(price as of 2026-08-20)
July 6, 2026	PTCT	S 10b5-1	2,474	$87.03	$215,312	60,299 Direct	-3.94%	Disposed	-16.2% (price as of 2026-08-20)
July 6, 2026	PTCT	M 10b5-1	2,474	$39.42	$97,525	62,773 Direct	+4.10%	Acquired	85.1% (price as of 2026-08-20)
July 6, 2026	PTCT	S 10b5-1	10,090	$86.32	$870,969	60,299 Direct	-14.33%	Disposed	-15.5% (price as of 2026-08-20)
July 6, 2026	PTCT	S 10b5-1	8,786	$85.35	$749,885	70,389 Direct	-11.10%	Disposed	-14.5% (price as of 2026-08-20)
July 6, 2026	PTCT	M 10b5-1	18,876	$38.10	$719,176	79,175 Direct	+31.30%	Acquired	91.5% (price as of 2026-08-20)
July 6, 2026	PTCT	S 10b5-1	385	$86.34	$33,241	60,299 Direct	-0.63%	Disposed	-15.5% (price as of 2026-08-20)
July 6, 2026	PTCT	S 10b5-1	426	$85.28	$36,329	60,684 Direct	-0.70%	Disposed	-14.5% (price as of 2026-08-20)
July 6, 2026	PTCT	M 10b5-1	811	$38.10	$30,899	61,110 Direct	+1.34%	Acquired	91.5% (price as of 2026-08-20)
June 26, 2026	PTCT	M 10b5-1	7,718	—	—	19,687 Direct	-28.16%	Disposed	(price as of 2026-08-20)
June 26, 2026	PTCT	M 10b5-1	412	—	—	27,405 Direct	-1.48%	Disposed	(price as of 2026-08-20)
June 26, 2026	PTCT	S 10b5-1	7,718	$85.26	$658,037	60,137 Direct	-11.37%	Disposed	-14.4% (price as of 2026-08-20)
June 26, 2026	PTCT	M 10b5-1	7,718	$38.10	$294,056	67,855 Direct	+12.83%	Acquired	91.5% (price as of 2026-08-20)
June 26, 2026	PTCT	S 10b5-1	412	$85.23	$35,115	60,137 Direct	-0.68%	Disposed	-14.4% (price as of 2026-08-20)
June 26, 2026	PTCT	M 10b5-1	412	$38.10	$15,697	60,549 Direct	+0.69%	Acquired	91.5% (price as of 2026-08-20)
June 25, 2026	PTCT	M 10b5-1	100	—	—	36,150 Direct	-0.28%	Disposed	(price as of 2026-08-20)
June 25, 2026	PTCT	M 10b5-1	19,859	—	—	27,817 Direct	-41.65%	Disposed	(price as of 2026-08-20)
June 25, 2026	PTCT	M 10b5-1	1,001	—	—	47,676 Direct	-2.06%	Disposed	(price as of 2026-08-20)
June 25, 2026	PTCT	S 10b5-1	100	$87.00	$8,700	60,137 Direct	-0.17%	Disposed	-16.1% (price as of 2026-08-20)
June 25, 2026	PTCT	M 10b5-1	100	$39.42	$3,942	60,237 Direct	+0.17%	Acquired	85.1% (price as of 2026-08-20)
June 25, 2026	PTCT	S 10b5-1	11,337	$86.51	$980,764	60,137 Direct	-15.86%	Disposed	-15.7% (price as of 2026-08-20)
June 25, 2026	PTCT	S 10b5-1	8,522	$85.26	$726,586	71,474 Direct	-10.65%	Disposed	-14.4% (price as of 2026-08-20)
June 25, 2026	PTCT	M 10b5-1	19,859	$38.10	$756,628	79,996 Direct	+33.02%	Acquired	91.5% (price as of 2026-08-20)
June 25, 2026	PTCT	S 10b5-1	419	$86.39	$36,197	60,137 Direct	-0.69%	Disposed	-15.6% (price as of 2026-08-20)
June 25, 2026	PTCT	S 10b5-1	582	$85.24	$49,610	60,556 Direct	-0.95%	Disposed	-14.4% (price as of 2026-08-20)
June 25, 2026	PTCT	M 10b5-1	1,001	$38.10	$38,138	61,138 Direct	+1.66%	Acquired	91.5% (price as of 2026-08-20)
June 24, 2026	PTCT	M 10b5-1	4,922	—	—	48,677 Direct	-9.18%	Disposed	(price as of 2026-08-20)
June 24, 2026	PTCT	M 10b5-1	401	—	—	53,599 Direct	-0.74%	Disposed	(price as of 2026-08-20)
June 24, 2026	PTCT	S 10b5-1	4,922	$85.03	$418,518	60,137 Direct	-7.57%	Disposed	-14.2% (price as of 2026-08-20)
June 24, 2026	PTCT	M 10b5-1	4,922	$38.10	$187,528	65,059 Direct	+8.18%	Acquired	91.5% (price as of 2026-08-20)
June 24, 2026	PTCT	S 10b5-1	401	$85.01	$34,089	60,137 Direct	-0.66%	Disposed	-14.2% (price as of 2026-08-20)
June 24, 2026	PTCT	M 10b5-1	401	$38.10	$15,278	60,538 Direct	+0.67%	Acquired	91.5% (price as of 2026-08-20)
June 22, 2026	PTCT	M 10b5-1	23,749	—	—	23,751 Direct	-50.00%	Disposed	(price as of 2026-08-20)
June 22, 2026	PTCT	S 10b5-1	11,619	$81.21	$943,579	60,137 Direct	-16.19%	Disposed	-10.2% (price as of 2026-08-20)
June 22, 2026	PTCT	S 10b5-1	12,130	$80.61	$977,799	71,756 Direct	-14.46%	Disposed	-9.5% (price as of 2026-08-20)
June 22, 2026	PTCT	M 10b5-1	23,749	$25.69	$610,112	83,886 Direct	+39.49%	Acquired	184.0% (price as of 2026-08-20)
Feb. 1, 2022	PTCT	S	27	$40.00	$1,080	2,420 Indirect	-1.10%	Disposed	82.4% (price as of 2026-08-20)
Feb. 1, 2022	PTCT	S	605	$40.00	$24,200	48,853 Direct	-1.22%	Disposed	82.4% (price as of 2026-08-20)
Jan. 25, 2022	PTCT	S	43	$39.31	$1,690	2,447 Indirect	-1.73%	Disposed	85.6% (price as of 2026-08-20)
Jan. 7, 2022	PTCT	A	54,000	—	—	54,000 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 7, 2022	PTCT	A	780	—	—	2,490 Indirect	+45.61%	Acquired	(price as of 2026-08-20)
Jan. 7, 2022	PTCT	S	45	$38.52	$1,733	1,710 Indirect	-2.56%	Disposed	89.4% (price as of 2026-08-20)
Jan. 7, 2022	PTCT	A	14,400	—	—	49,458 Direct	+41.07%	Acquired	(price as of 2026-08-20)
Jan. 7, 2022	PTCT	S	756	$38.52	$29,121	35,058 Direct	-2.11%	Disposed	89.4% (price as of 2026-08-20)
Jan. 4, 2022	PTCT	S	64	$41.16	$2,634	1,755 Indirect	-3.52%	Disposed	77.2% (price as of 2026-08-20)
Feb. 1, 2021	PTCT	S	28	$56.96	$1,595	1,819 Indirect	-1.52%	Disposed	28.1% (price as of 2026-08-20)
Feb. 1, 2021	PTCT	S	973	$56.96	$55,422	35,814 Direct	-2.64%	Disposed	28.1% (price as of 2026-08-20)
Jan. 25, 2021	PTCT	S 10b5-1	44	$62.05	$2,730	1,847 Indirect	-2.33%	Disposed	17.6% (price as of 2026-08-20)
Jan. 25, 2021	PTCT	S 10b5-1	497	$63.25	$31,435	1,891 Indirect	-20.81%	Disposed	15.3% (price as of 2026-08-20)
Jan. 8, 2021	PTCT	M 10b5-1	1,300	$27.05	$35,165	0 Indirect	-100.00%	Disposed	169.7% (price as of 2026-08-20)
Jan. 8, 2021	PTCT	S 10b5-1	1,300	$69.00	$89,700	2,388 Indirect	-35.25%	Disposed	5.7% (price as of 2026-08-20)
Jan. 8, 2021	PTCT	M 10b5-1	1,300	$27.05	$35,165	3,688 Indirect	+54.44%	Acquired	169.7% (price as of 2026-08-20)
Jan. 6, 2021	PTCT	A	59,500	—	—	59,500 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 6, 2021	PTCT	A	600	—	—	2,388 Indirect	+33.56%	Acquired	(price as of 2026-08-20)
Jan. 6, 2021	PTCT	A	10,200	—	—	36,787 Direct	+38.36%	Acquired	(price as of 2026-08-20)
Jan. 5, 2021	PTCT	S	68	$62.37	$4,241	1,788 Indirect	-3.66%	Disposed	17.0% (price as of 2026-08-20)
Jan. 5, 2021	PTCT	S	56	$62.37	$3,493	1,856 Indirect	-2.93%	Disposed	17.0% (price as of 2026-08-20)
Jan. 5, 2021	PTCT	S	502	$62.37	$31,310	26,587 Direct	-1.85%	Disposed	17.0% (price as of 2026-08-20)
Jan. 4, 2021	PTCT	M 10b5-1	600	$10.85	$6,510	0 Indirect	-100.00%	Disposed	572.4% (price as of 2026-08-20)
Jan. 4, 2021	PTCT	M 10b5-1	48,125	$18.01	$866,731	17,500 Direct	-73.33%	Disposed	305.1% (price as of 2026-08-20)
Jan. 4, 2021	PTCT	M 10b5-1	187	$18.01	$3,368	65,625 Direct	-0.28%	Disposed	305.1% (price as of 2026-08-20)
Jan. 4, 2021	PTCT	M 10b5-1	5,715	$11.23	$64,179	0 Direct	-100.00%	Disposed	549.6% (price as of 2026-08-20)
Jan. 4, 2021	PTCT	M 10b5-1	4,188	$18.01	$75,426	65,812 Direct	-5.98%	Disposed	305.1% (price as of 2026-08-20)
Jan. 4, 2021	PTCT	M 10b5-1	2,188	$11.23	$24,571	5,715 Direct	-27.69%	Disposed	549.6% (price as of 2026-08-20)
Jan. 4, 2021	PTCT	M 10b5-1	3,035	$11.23	$34,083	7,903 Direct	-27.75%	Disposed	549.6% (price as of 2026-08-20)
Jan. 4, 2021	PTCT	M 10b5-1	32,771	$27.05	$886,456	0 Direct	-100.00%	Disposed	169.7% (price as of 2026-08-20)
Jan. 4, 2021	PTCT	M 10b5-1	7,229	$27.05	$195,544	32,771 Direct	-18.07%	Disposed	169.7% (price as of 2026-08-20)
Jan. 4, 2021	PTCT	S 10b5-1	600	$60.65	$36,390	1,912 Indirect	-23.89%	Disposed	20.3% (price as of 2026-08-20)
Jan. 4, 2021	PTCT	M 10b5-1	600	$10.85	$6,510	2,512 Indirect	+31.38%	Acquired	572.4% (price as of 2026-08-20)
Jan. 4, 2021	PTCT	S 10b5-1	189	$61.24	$11,574	27,089 Direct	-0.69%	Disposed	19.1% (price as of 2026-08-20)
Jan. 4, 2021	PTCT	S 10b5-1	47,936	$60.58	$2,903,963	27,278 Direct	-63.73%	Disposed	20.4% (price as of 2026-08-20)
Jan. 4, 2021	PTCT	M 10b5-1	48,125	$18.01	$866,731	75,214 Direct	+177.66%	Acquired	305.1% (price as of 2026-08-20)
Jan. 4, 2021	PTCT	S 10b5-1	187	$60.61	$11,334	27,089 Direct	-0.69%	Disposed	20.4% (price as of 2026-08-20)
Jan. 4, 2021	PTCT	M 10b5-1	187	$18.01	$3,368	27,276 Direct	+0.69%	Acquired	305.1% (price as of 2026-08-20)
Jan. 4, 2021	PTCT	S 10b5-1	100	$61.24	$6,124	27,089 Direct	-0.37%	Disposed	19.1% (price as of 2026-08-20)
Jan. 4, 2021	PTCT	S 10b5-1	5,615	$60.56	$340,044	27,189 Direct	-17.12%	Disposed	20.5% (price as of 2026-08-20)
Jan. 4, 2021	PTCT	M 10b5-1	5,715	$11.23	$64,179	32,804 Direct	+21.10%	Acquired	549.6% (price as of 2026-08-20)
Jan. 4, 2021	PTCT	S 10b5-1	4,188	$60.59	$253,751	27,089 Direct	-13.39%	Disposed	20.4% (price as of 2026-08-20)
Jan. 4, 2021	PTCT	M 10b5-1	4,188	$18.01	$75,426	31,277 Direct	+15.46%	Acquired	305.1% (price as of 2026-08-20)
Jan. 4, 2021	PTCT	S 10b5-1	2,188	$60.54	$132,462	27,089 Direct	-7.47%	Disposed	20.5% (price as of 2026-08-20)
Jan. 4, 2021	PTCT	M 10b5-1	2,188	$11.23	$24,571	29,277 Direct	+8.08%	Acquired	549.6% (price as of 2026-08-20)
Jan. 4, 2021	PTCT	S 10b5-1	100	$61.36	$6,136	27,089 Direct	-0.37%	Disposed	18.9% (price as of 2026-08-20)
Jan. 4, 2021	PTCT	S 10b5-1	2,935	$60.56	$177,744	27,189 Direct	-9.74%	Disposed	20.5% (price as of 2026-08-20)
Jan. 4, 2021	PTCT	M 10b5-1	3,035	$11.23	$34,083	30,124 Direct	+11.20%	Acquired	549.6% (price as of 2026-08-20)
Jan. 4, 2021	PTCT	S 10b5-1	200	$61.24	$12,248	27,089 Direct	-0.73%	Disposed	19.1% (price as of 2026-08-20)
Jan. 4, 2021	PTCT	S 10b5-1	32,571	$60.58	$1,973,151	27,289 Direct	-54.41%	Disposed	20.4% (price as of 2026-08-20)
Jan. 4, 2021	PTCT	M 10b5-1	32,771	$27.05	$886,456	59,860 Direct	+120.98%	Acquired	169.7% (price as of 2026-08-20)
Jan. 4, 2021	PTCT	S 10b5-1	7,229	$60.59	$438,005	27,089 Direct	-21.06%	Disposed	20.4% (price as of 2026-08-20)
Jan. 4, 2021	PTCT	M 10b5-1	7,229	$27.05	$195,544	34,318 Direct	+26.69%	Acquired	169.7% (price as of 2026-08-20)
Nov. 4, 2020	PTCT	M 10b5-1	21,875	$11.23	$245,656	10,938 Direct	-66.67%	Disposed	549.6% (price as of 2026-08-20)

Showing latest 100 of 173 transactions

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II)

Options, RSUs and convertible securities reported on Form 4 Table II.

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
July 9, 2026	PTCT	Stock Option (Right to Buy)	Common Stock (2,464)	$46.54	Jan. 2, 2035	2,464	Disposed
July 7, 2026	PTCT	Stock Option (Right to Buy)	Common Stock (24,613)	$39.42	Jan. 4, 2033	24,613	Disposed
July 6, 2026	PTCT	Stock Option (Right to Buy)	Common Stock (2,474)	$39.42	Jan. 4, 2033	2,474	Disposed
July 6, 2026	PTCT	Stock Option (Right to Buy)	Common Stock (18,876)	$38.10	Jan. 6, 2032	18,876	Disposed
July 6, 2026	PTCT	Stock Option (Right to Buy)	Common Stock (811)	$38.10	Jan. 6, 2032	811	Disposed
June 26, 2026	PTCT	Stock Option (Right to Buy)	Common Stock (7,718)	$38.10	Jan. 6, 2032	7,718	Disposed
June 26, 2026	PTCT	Stock Option (Right to Buy)	Common Stock (412)	$38.10	Jan. 6, 2032	412	Disposed
June 25, 2026	PTCT	Stock Option (Right to Buy)	Common Stock (100)	$39.42	Jan. 4, 2033	100	Disposed
June 25, 2026	PTCT	Stock Option (Right to Buy)	Common Stock (19,859)	$38.10	Jan. 6, 2032	19,859	Disposed
June 25, 2026	PTCT	Stock Option (Right to Buy)	Common Stock (1,001)	$38.10	Jan. 6, 2032	1,001	Disposed
June 24, 2026	PTCT	Stock Option (Right to Buy)	Common Stock (4,922)	$38.10	Jan. 6, 2032	4,922	Disposed
June 24, 2026	PTCT	Stock Option (Right to Buy)	Common Stock (401)	$38.10	Jan. 6, 2032	401	Disposed
June 22, 2026	PTCT	Stock Option (Right to Buy)	Common Stock (23,749)	$25.69	Feb. 14, 2034	23,749	Disposed
Jan. 7, 2022	PTCT	Stock Option (Right to Buy)	Common Stock (54,000)	$38.10	Jan. 6, 2032	54,000	Acquired
Jan. 8, 2021	PTCT	Stock Option (Right to Buy)	Common Stock (1,300)	$27.05	Jan. 27, 2024	1,300	Disposed
Jan. 6, 2021	PTCT	Stock Option (Right to Buy)	Common Stock (59,500)	$66.49	Jan. 5, 2031	59,500	Acquired
Jan. 4, 2021	PTCT	Stock Option (Right to Buy)	Common Stock (600)	$10.85	May 15, 2023	600	Disposed
Jan. 4, 2021	PTCT	Stock Option (Right to Buy)	Common Stock (48,125)	$18.01	Jan. 2, 2028	48,125	Disposed
Jan. 4, 2021	PTCT	Stock Option (Right to Buy)	Common Stock (187)	$18.01	Jan. 2, 2028	187	Disposed
Jan. 4, 2021	PTCT	Stock Option (Right to Buy)	Common Stock (5,715)	$11.23	Jan. 2, 2027	5,715	Disposed
Jan. 4, 2021	PTCT	Stock Option (Right To Buy)	Common Stock (4,188)	$18.01	Jan. 2, 2028	4,188	Disposed
Jan. 4, 2021	PTCT	Stock Option (Right to Buy)	Common Stock (2,188)	$11.23	Jan. 2, 2027	2,188	Disposed
Jan. 4, 2021	PTCT	Stock Option (Right to Buy)	Common Stock (3,035)	$11.23	Jan. 2, 2027	3,035	Disposed
Jan. 4, 2021	PTCT	Stock Option (Right to Buy)	Common Stock (32,771)	$27.05	Jan. 27, 2024	32,771	Disposed
Jan. 4, 2021	PTCT	Stock Option (Right To Buy)	Common Stock (7,229)	$27.05	Jan. 27, 2024	7,229	Disposed
Nov. 4, 2020	PTCT	Stock Option (Right to Buy)	Common Stock (21,875)	$11.23	Jan. 2, 2027	21,875	Disposed
Nov. 4, 2020	PTCT	Stock Option (Right To Buy)	Common Stock (2,187)	$11.23	Jan. 2, 2027	2,187	Disposed
Feb. 6, 2020	PTCT	Stock Option (Right To Buy)	Common Stock (3,102)	$10.85	May 15, 2023	3,102	Disposed
Feb. 6, 2020	PTCT	Stock Option (Right To Buy)	Common Stock (46,898)	$10.85	May 15, 2023	46,898	Disposed
Jan. 29, 2020	PTCT	Stock Option (Right To Buy)	Common Stock (69,500)	$51.16	Jan. 28, 2030	69,500	Acquired
Jan. 22, 2019	PTCT	Stock Option (Right to Buy)	Common Stock (72,500)	$33.02	Jan. 21, 2029	72,500	Acquired
Jan. 22, 2019	PTCT	Stock Option (Right to Buy)	Common Stock (17,500)	$33.02	Jan. 21, 2029	17,500	Acquired
June 19, 2018	PTCT	Stock Option (Right To Buy)	Common Stock (20,000)	$10.85	May 15, 2023	20,000	Disposed
Jan. 3, 2018	PTCT	Stock Option (Right To Buy)	Common Stock (70,000)	$18.01	Jan. 2, 2028	70,000	Acquired
Jan. 3, 2017	PTCT	Stock Option (Right To Buy)	Common Stock (35,000)	$11.23	Jan. 2, 2027	35,000	Acquired
Sept. 27, 2016	PTCT	Stock Option (Right to Buy)	Common Stock (6,586)	$10.85	May 15, 2023	6,586	Disposed
Sept. 27, 2016	PTCT	Stock Option (Right to Buy)	Common Stock (3,414)	$10.85	May 15, 2023	3,414	Disposed
Jan. 4, 2016	PTCT	Stock Option (right to buy)	Common Stock (55,000)	$30.86	Jan. 3, 2026	55,000	Acquired
Feb. 17, 2015	PTCT	Stock Option (Right To Buy)	Common Stock (312)	$10.85	May 15, 2023	312	Acquired
Feb. 17, 2015	PTCT	Stock Option (Right To Buy)	Common Stock (3,592)	$10.85	May 15, 2023	3,592	Acquired
Jan. 21, 2015	PTCT	Stock Option (Right To Buy)	Common Stock (996)	$10.85	May 15, 2023	996	Acquired
Jan. 20, 2015	PTCT	Stock Option (Right To Buy)	Common Stock (20,100)	$10.85	May 15, 2023	20,100	Acquired
Jan. 20, 2015	PTCT	Stock Option (Right To Buy)	Common Stock (5,000)	$10.85	May 15, 2023	5,000	Acquired
Jan. 2, 2015	PTCT	Stock Option (right to buy)	Common Stock (69,550)	$51.00	Jan. 1, 2025	69,550	Acquired
Jan. 28, 2014	PTCT	Stock Option (right to buy)	Common Stock (40,000)	$27.05	Jan. 27, 2024	40,000	Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 19 holdings

Securities held when first becoming an insider, per SEC Form 3.

Date	Ticker	Security	Shares	Ownership
June 19, 2013	PTCT	Common Stock	40,740	Direct
June 19, 2013	PTCT	Common Stock	1,549	Indirect
June 19, 2013	PTCT	Stock Option (right to buy)→ Common Stock (15,000)	15,000	Direct
June 19, 2013	PTCT	Stock Option (right to buy)→ Common Stock (95,000)	95,000	Direct
June 19, 2013	PTCT	Stock Option (right to buy)→ Common Stock (600)	600	Indirect
June 19, 2013	PTCT	Stock Option (right to buy)→ Common Stock (166)	166	Direct
June 19, 2013	PTCT	Stock Option (right to buy)→ Common Stock (7)	7	Indirect
June 19, 2013	PTCT	Stock Option (right to buy)→ Common Stock (216)	216	Direct
June 19, 2013	PTCT	Stock Option (right to buy)→ Common Stock (7)	7	Indirect
June 19, 2013	PTCT	Stock Option (right to buy)→ Common Stock (200)	200	Direct
June 19, 2013	PTCT	Stock Option (right to buy)→ Common Stock (1)	1	Indirect
June 19, 2013	PTCT	Stock Option (right to buy)→ Common Stock (12)	12	Indirect
June 19, 2013	PTCT	Stock Option (right to buy)→ Common Stock (200)	200	Direct
June 19, 2013	PTCT	Stock Option (right to buy)→ Common Stock (194)	194	Direct
June 19, 2013	PTCT	Stock Option (right to buy)→ Common Stock (166)	166	Direct
June 19, 2013	PTCT	Stock Option (right to buy)→ Common Stock (137)	137	Direct
June 19, 2013	PTCT	Stock Option (right to buy)→ Common Stock (119)	119	Direct
June 19, 2013	PTCT	Stock Option (right to buy)→ Common Stock (106)	106	Direct
June 19, 2013	PTCT	Stock Option (right to buy)→ Common Stock (640)	640	Direct

Compensation (DEF 14A)

Matched by name from proxy statements (DEF 14A) — verify against the filing.

PTCT

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2019	$468,000	—	—	—	$257,400	—	$16,800	$2,518,769
2018	$434,969	—	—	—	$313,178	—	$13,608	$1,609,441
2017	$434,969	—	—	—	$165,288	—	$13,608	$951,918

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.