Charles Robbins

Insider

First SEC filing: May 27, 2026 · Latest: May 27, 2026

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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.

Insider at

Insider transactions

0 buys (P) 18 sells (S) Net: $-53,438,444 + 59 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

59 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Aug. 14, 2026	CSCO	S 10b5-1	3,800	$110.59	$420,242	620,538 Direct	-0.61%	Disposed	-0.4% (price as of 2026-08-20)
Aug. 14, 2026	CSCO	S 10b5-1	14,829	$111.56	$1,654,323	605,709 Direct	-2.39%	Disposed	-1.3% (price as of 2026-08-20)
Aug. 14, 2026	CSCO	S 10b5-1	2,699	$112.50	$303,638	603,010 Direct	-0.45%	Disposed	-2.1% (price as of 2026-08-20)
Aug. 14, 2026	CSCO	S 10b5-1	300	$113.49	$34,047	602,710 Direct	-0.05%	Disposed	-2.9% (price as of 2026-08-20)
Aug. 10, 2026	CSCO	F	15,656	$121.43	$1,901,108	624,338 Direct	-2.45%	Disposed	-9.3% (price as of 2026-08-20)
June 30, 2026	BLK	A	30	—	—	3,121 Direct	+0.97%	Acquired	(price as of 2026-08-20)
May 22, 2026	CSCO	S 10b5-1	12,862	$120.37	$1,548,199	637,085 Direct	-1.98%	Disposed	-8.5% (price as of 2026-08-20)
May 22, 2026	CSCO	S 10b5-1	8,038	$119.58	$961,184	649,947 Direct	-1.22%	Disposed	-7.9% (price as of 2026-08-20)
May 22, 2026	CSCO	S 10b5-1	500	$118.48	$59,240	657,985 Direct	-0.08%	Disposed	-7.0% (price as of 2026-08-20)
May 10, 2026	CSCO	F	15,747	$96.57	$1,520,688	658,485 Direct	-2.34%	Disposed	14.1% (price as of 2026-08-20)
Feb. 13, 2026	CSCO	S 10b5-1	11,345	$76.92	$872,657	671,095 Direct	-1.66%	Disposed	43.2% (price as of 2026-08-20)
Feb. 13, 2026	CSCO	S 10b5-1	2,100	$76.03	$159,663	682,440 Direct	-0.31%	Disposed	44.9% (price as of 2026-08-20)
Feb. 13, 2026	CSCO	S 10b5-1	1,300	$74.85	$97,305	684,540 Direct	-0.19%	Disposed	47.2% (price as of 2026-08-20)
Feb. 13, 2026	CSCO	S 10b5-1	4,800	$74.12	$355,776	685,840 Direct	-0.70%	Disposed	48.6% (price as of 2026-08-20)
Feb. 10, 2026	CSCO	F	11,381	$86.78	$987,643	690,640 Direct	-1.62%	Disposed	26.9% (price as of 2026-08-20)
Nov. 21, 2025	CSCO	F	6,013	$76.10	$457,589	698,140 Direct	-0.85%	Disposed	44.7% (price as of 2026-08-20)
Nov. 18, 2025	CSCO	S 10b5-1	33,992	$77.63	$2,638,799	704,153 Direct	-4.61%	Disposed	41.9% (price as of 2026-08-20)
Nov. 18, 2025	CSCO	S 10b5-1	82,742	$77.17	$6,385,200	738,145 Direct	-10.08%	Disposed	42.7% (price as of 2026-08-20)
Nov. 17, 2025	CSCO	S 10b5-1	131,314	$78.95	$10,367,240	820,887 Direct	-13.79%	Disposed	39.5% (price as of 2026-08-20)
Nov. 17, 2025	CSCO	S 10b5-1	150,546	$77.83	$11,716,995	952,201 Direct	-13.65%	Disposed	41.5% (price as of 2026-08-20)
Nov. 14, 2025	CSCO	S 10b5-1	131,920	$78.20	$10,316,144	1,102,747 Direct	-10.68%	Disposed	40.9% (price as of 2026-08-20)
Nov. 14, 2025	CSCO	S 10b5-1	51,028	$77.37	$3,948,036	1,234,667 Direct	-3.97%	Disposed	42.4% (price as of 2026-08-20)
Nov. 14, 2025	CSCO	S 10b5-1	20,890	$76.58	$1,599,756	1,285,695 Direct	-1.60%	Disposed	43.8% (price as of 2026-08-20)
Nov. 10, 2025	CSCO	F	486,967	$71.07	$34,608,745	1,306,585 Direct	-27.15%	Disposed	55.0% (price as of 2026-08-20)
Nov. 10, 2025	CSCO	A	959,690	—	—	1,793,552 Direct	+115.09%	Acquired	(price as of 2026-08-20)
Sept. 16, 2025	CSCO	A	190,050	—	—	829,054 Direct	+29.74%	Acquired	(price as of 2026-08-20)
Aug. 15, 2025	CSCO	S 10b5-1	987	$68.47	$67,580	639,000 Direct	-0.15%	Disposed	60.9% (price as of 2026-08-20)
Aug. 15, 2025	CSCO	S 10b5-1	11,200	$67.20	$752,640	639,987 Direct	-1.72%	Disposed	63.9% (price as of 2026-08-20)
Aug. 15, 2025	CSCO	S 10b5-1	18,370	$66.19	$1,215,910	651,187 Direct	-2.74%	Disposed	66.4% (price as of 2026-08-20)
Aug. 10, 2025	CSCO	F	23,490	$71.79	$1,686,347	669,557 Direct	-3.39%	Disposed	53.4% (price as of 2026-08-20)
June 30, 2025	BLK	A	28	—	—	2,796 Direct	+1.01%	Acquired	(price as of 2026-08-20)
June 5, 2025	CSCO	S 10b5-1	29,784	$64.61	$1,924,344	688,409 Direct	-4.15%	Disposed	70.5% (price as of 2026-08-20)
May 10, 2025	CSCO	F	23,348	$59.77	$1,395,510	718,193 Direct	-3.15%	Disposed	84.3% (price as of 2026-08-20)
March 31, 2025	BLK	A	30	—	—	2,768 Direct	+1.10%	Acquired	(price as of 2026-08-20)
Feb. 27, 2025	BLK	G	373	—	—	2,738 Direct	-11.99%	Disposed	(price as of 2026-08-20)
Feb. 14, 2025	CSCO	S 10b5-1	16,199	$64.81	$1,049,857	736,120 Direct	-2.15%	Disposed	70.0% (price as of 2026-08-20)
Feb. 14, 2025	CSCO	S 10b5-1	15,784	$64.01	$1,010,334	752,319 Direct	-2.05%	Disposed	72.1% (price as of 2026-08-20)
Feb. 10, 2025	CSCO	F	20,767	$62.27	$1,293,161	768,103 Direct	-2.63%	Disposed	76.9% (price as of 2026-08-20)
Jan. 16, 2025	BLK	A	250	—	—	3,111 Direct	+8.74%	Acquired	(price as of 2026-08-20)
Dec. 31, 2024	BLK	A	28	—	—	2,861 Direct	+0.99%	Acquired	(price as of 2026-08-20)
Nov. 15, 2024	CSCO	S 10b5-1	171,744	$57.49	$9,873,563	783,786 Direct	-17.97%	Disposed	91.6% (price as of 2026-08-20)
Nov. 10, 2024	CSCO	F	139,628	$58.06	$8,106,802	955,530 Direct	-12.75%	Disposed	89.7% (price as of 2026-08-20)
Nov. 10, 2024	CSCO	A	189,192	—	—	1,095,158 Direct	+20.88%	Acquired	(price as of 2026-08-20)
Sept. 30, 2024	BLK	A	26	—	—	2,833 Direct	+0.93%	Acquired	(price as of 2026-08-20)
Sept. 19, 2024	CSCO	A	216,175	—	—	899,578 Direct	+31.63%	Acquired	(price as of 2026-08-20)
Aug. 16, 2024	CSCO	S 10b5-1	7,674	$49.64	$380,937	683,403 Direct	-1.11%	Disposed	121.9% (price as of 2026-08-20)
Aug. 16, 2024	CSCO	S 10b5-1	19,469	$49.37	$961,185	691,077 Direct	-2.74%	Disposed	123.1% (price as of 2026-08-20)
Aug. 10, 2024	CSCO	F	21,593	$45.47	$981,834	710,546 Direct	-2.95%	Disposed	142.2% (price as of 2026-08-20)
July 22, 2024	1364742	G	180	—	—	2,807 Direct	-6.03%	Disposed
July 18, 2024	1364742	G	180	—	—	2,987 Direct	-5.68%	Disposed
June 28, 2024	1364742	A	32	—	—	3,167 Direct	+1.02%	Acquired
May 29, 2024	CSCO	S 10b5-1	26,331	$46.10	$1,213,859	725,363 Direct	-3.50%	Disposed	138.9% (price as of 2026-08-20)
May 10, 2024	CSCO	F	21,411	$47.79	$1,023,232	751,694 Direct	-2.77%	Disposed	130.5% (price as of 2026-08-20)
March 28, 2024	1364742	A	30	—	—	3,135 Direct	+0.97%	Acquired
Feb. 16, 2024	CSCO	S 10b5-1	29,099	$48.67	$1,416,248	766,767 Direct	-3.66%	Disposed	126.3% (price as of 2026-08-20)
Feb. 10, 2024	CSCO	F	18,250	$50.13	$914,872	795,866 Direct	-2.24%	Disposed	119.7% (price as of 2026-08-20)
Jan. 16, 2024	1364742	A	300	—	—	3,105 Direct	+10.70%	Acquired
Dec. 29, 2023	1364742	A	31	—	—	2,805 Direct	+1.12%	Acquired
Nov. 17, 2023	CSCO	S 10b5-1	231,768	$47.96	$11,115,593	807,978 Direct	-22.29%	Disposed	129.7% (price as of 2026-08-20)
Nov. 10, 2023	CSCO	F	190,405	$52.00	$9,901,060	1,039,746 Direct	-15.48%	Disposed	111.8% (price as of 2026-08-20)
Nov. 10, 2023	CSCO	A	298,662	—	—	1,230,151 Direct	+32.06%	Acquired	(price as of 2026-08-20)
Sept. 29, 2023	1364742	A	38	—	—	2,774 Direct	+1.39%	Acquired
Sept. 21, 2023	CSCO	A	208,474	—	—	924,665 Direct	+29.11%	Acquired	(price as of 2026-08-20)
Aug. 21, 2023	1364742	G	42	—	—	2,736 Direct	-1.51%	Disposed
Aug. 18, 2023	CSCO	S 10b5-1	17,687	$55.16	$975,615	716,191 Direct	-2.41%	Disposed	99.7% (price as of 2026-08-20)
Aug. 10, 2023	CSCO	F	14,068	$52.99	$745,463	733,878 Direct	-1.88%	Disposed	107.9% (price as of 2026-08-20)
June 30, 2023	1364742	A	36	—	—	2,778 Direct	+1.31%	Acquired
June 6, 2023	CSCO	S 10b5-1	49,212	$49.56	$2,438,947	742,023 Direct	-6.22%	Disposed	122.2% (price as of 2026-08-20)
May 10, 2023	CSCO	F	13,987	$46.47	$649,976	791,235 Direct	-1.74%	Disposed	137.0% (price as of 2026-08-20)
March 31, 2023	1364742	A	38	—	—	2,742 Direct	+1.41%	Acquired
Feb. 23, 2023	CSCO	S 10b5-1	1,353	$49.60	$67,109	798,970 Direct	-0.17%	Disposed	122.1% (price as of 2026-08-20)
Feb. 23, 2023	CSCO	S 10b5-1	18,764	$49.05	$920,374	800,323 Direct	-2.29%	Disposed	124.6% (price as of 2026-08-20)
Feb. 10, 2023	CSCO	F	10,687	$46.73	$499,404	819,087 Direct	-1.29%	Disposed	135.7% (price as of 2026-08-20)
Jan. 17, 2023	1364742	A	323	$743.61	$240,186	2,704 Direct	+13.57%	Acquired
Dec. 30, 2022	1364742	A	35	—	—	2,381 Direct	+1.49%	Acquired
Dec. 6, 2022	CSCO	G	4,000	—	—	823,722 Direct	-0.48%	Disposed	(price as of 2026-08-20)
Nov. 23, 2022	CSCO	S 10b5-1	115,868	$48.64	$5,635,820	827,722 Direct	-12.28%	Disposed	126.4% (price as of 2026-08-20)
Nov. 10, 2022	CSCO	F	112,042	$43.91	$4,919,764	943,590 Direct	-10.61%	Disposed	150.8% (price as of 2026-08-20)
Nov. 10, 2022	CSCO	A	156,823	—	—	1,055,632 Direct	+17.45%	Acquired	(price as of 2026-08-20)
Oct. 11, 2022	CSCO	A	262,759	—	—	894,078 Direct	+41.62%	Acquired	(price as of 2026-08-20)
Sept. 30, 2022	1364742	A	45	—	—	2,346 Direct	+1.96%	Acquired
Sept. 2, 2022	CSCO	F	55	$45.29	$2,491	631,319 Direct	-0.01%	Disposed	143.2% (price as of 2026-08-20)
Aug. 24, 2022	CSCO	S 10b5-1	12,716	$47.14	$599,432	631,374 Direct	-1.97%	Disposed	133.7% (price as of 2026-08-20)
Aug. 10, 2022	CSCO	F	12,832	$44.92	$576,413	644,090 Direct	-1.95%	Disposed	145.2% (price as of 2026-08-20)
June 30, 2022	1364742	A	42	—	—	2,301 Direct	+1.86%	Acquired
May 25, 2022	CSCO	S 10b5-1	978	$44.33	$43,355	651,577 Direct	-0.15%	Disposed	148.5% (price as of 2026-08-20)
May 25, 2022	CSCO	S 10b5-1	11,739	$43.75	$513,581	652,555 Direct	-1.77%	Disposed	151.8% (price as of 2026-08-20)
May 10, 2022	CSCO	F	12,831	$48.96	$628,206	664,294 Direct	-1.89%	Disposed	125.0% (price as of 2026-08-20)
March 31, 2022	1364742	A	32	—	—	2,259 Direct	+1.44%	Acquired
Feb. 24, 2022	CSCO	S 10b5-1	12,324	$53.67	$661,429	675,795 Direct	-1.79%	Disposed	105.2% (price as of 2026-08-20)
Feb. 24, 2022	CSCO	S 10b5-1	3,058	$54.63	$167,059	672,737 Direct	-0.45%	Disposed	101.6% (price as of 2026-08-20)
Feb. 10, 2022	CSCO	F	10,117	$56.29	$569,486	688,119 Direct	-1.45%	Disposed	95.7% (price as of 2026-08-20)
Jan. 18, 2022	1364742	A	288	$832.07	$239,636	2,227 Direct	+14.85%	Acquired
Dec. 31, 2021	1364742	A	28	—	—	1,939 Direct	+1.47%	Acquired
Nov. 24, 2021	CSCO	S 10b5-1	162,959	$55.45	$9,036,077	694,369 Direct	-19.01%	Disposed	98.6% (price as of 2026-08-20)
Nov. 10, 2021	CSCO	F	161,181	$57.44	$9,258,237	857,328 Direct	-15.83%	Disposed	91.8% (price as of 2026-08-20)
Nov. 10, 2021	CSCO	A	261,247	—	—	1,018,509 Direct	+34.50%	Acquired	(price as of 2026-08-20)
Nov. 4, 2021	CSCO	A	7,157	—	—	757,262 Direct	+0.95%	Acquired	(price as of 2026-08-20)
Oct. 26, 2021	1364742	G	110	—	—	1,911 Direct	-5.44%	Disposed
Oct. 25, 2021	1364742	G	222	—	—	2,021 Direct	-9.90%	Disposed

Showing latest 100 of 194 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
Nov. 21, 2014	CSCO	Non-Qualified Stock Option (right to buy)	Common Stock (76,667)	$23.01	Sept. 21, 2015	76,667	Disposed
Nov. 21, 2014	CSCO	Non-Qualified Stock Option (right to buy)	Common Stock (100,000)	$22.88	Feb. 19, 2017	100,000	Disposed
May 19, 2014	CSCO	Non-Qualified Stock Option (right to buy)	Common Stock (70,000)	$20.10	June 11, 2016	70,000	Disposed
May 30, 2013	CSCO	Non-Qualified Stock Option (right to buy)	Common Stock (21,600)	$23.82	June 11, 2013	21,600	Disposed
May 30, 2013	CSCO	Non-Qualified Stock Option (right to buy)	Common Stock (4,500)	$17.80	Aug. 12, 2014	4,500	Disposed
May 30, 2013	CSCO	Non-Qualified Stock Option (right to buy)	Common Stock (10,000)	$17.86	Sept. 29, 2014	10,000	Disposed
May 30, 2013	CSCO	Non-Qualified Stock Option (right to buy)	Common Stock (11,333)	$19.60	July 5, 2015	11,333	Disposed

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

Initial ownership (Form 3) 9 holdings

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

Date	Ticker	Security	Shares	Ownership
Oct. 4, 2012	CSCO	Common Stock	—	Direct
Oct. 4, 2012	CSCO	Non-Qualified Stock Option (right to buy)→ Common Stock (21,600)	21,600	Direct
Oct. 4, 2012	CSCO	Non-Qualified Stock Option (right to buy)→ Common Stock (4,500)	4,500	Direct
Oct. 4, 2012	CSCO	Non-Qualified Stock Option (right to buy)→ Common Stock (10,000)	10,000	Direct
Oct. 4, 2012	CSCO	Non-Qualified Stock Option (right to buy)→ Common Stock (11,333)	11,333	Direct
Oct. 4, 2012	CSCO	Non-Qualified Stock Option (right to buy)→ Common Stock (76,667)	76,667	Direct
Oct. 4, 2012	CSCO	Non-Qualified Stock Option (right to buy)→ Common Stock (42,000)	42,000	Direct
Oct. 4, 2012	CSCO	Non-Qualified Stock Option (right to buy)→ Common Stock (100,000)	100,000	Direct
Oct. 4, 2012	CSCO	Non-Qualified Stock Option (right to buy)→ Common Stock (70,000)	70,000	Direct