Darrell Duffie

Insider

First SEC filing: Oct. 30, 2008 · Latest: Oct. 30, 2008

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.
Initial holdings The stakes this person held when they first started reporting.

Insider at

MCO selling April 2, 2018

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 47 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

47 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
April 2, 2018	MCO	S 10b5-1	500	$160.96	$80,480	21,944 Direct	-2.23%	Disposed	210.9% (price as of 2026-08-19)
March 12, 2018	MCO	A	33	$170.25	$5,618	22,444 Direct	+0.15%	Acquired	193.9% (price as of 2026-08-19)
Feb. 16, 2018	MCO	A	1,075	—	—	22,411 Direct	+5.04%	Acquired	(price as of 2026-08-19)
Dec. 29, 2017	MCO	S 10b5-1	500	$147.93	$73,965	21,336 Direct	-2.29%	Disposed	238.2% (price as of 2026-08-19)
Dec. 12, 2017	MCO	A	32	$153.05	$4,898	21,836 Direct	+0.15%	Acquired	226.9% (price as of 2026-08-19)
Sept. 29, 2017	MCO	S 10b5-1	500	$138.41	$69,205	21,804 Direct	-2.24%	Disposed	261.5% (price as of 2026-08-19)
Sept. 12, 2017	MCO	A	36	$135.52	$4,879	22,304 Direct	+0.16%	Acquired	269.2% (price as of 2026-08-19)
June 30, 2017	MCO	S 10b5-1	500	$121.64	$60,820	22,268 Direct	-2.20%	Disposed	311.3% (price as of 2026-08-19)
June 12, 2017	MCO	A	42	$116.95	$4,912	22,768 Direct	+0.18%	Acquired	327.8% (price as of 2026-08-19)
March 10, 2017	MCO	A	38	$112.18	$4,263	22,726 Direct	+0.17%	Acquired	346.0% (price as of 2026-08-19)
Feb. 27, 2017	MCO	A	1,517	—	—	22,688 Direct	+7.17%	Acquired	(price as of 2026-08-19)
Dec. 30, 2016	MCO	S 10b5-1	500	$94.64	$47,320	21,171 Direct	-2.31%	Disposed	428.7% (price as of 2026-08-19)
Dec. 12, 2016	MCO	A	42	$98.21	$4,125	21,671 Direct	+0.19%	Acquired	409.5% (price as of 2026-08-19)
Sept. 30, 2016	MCO	S 10b5-1	500	$108.37	$54,185	21,629 Direct	-2.26%	Disposed	361.7% (price as of 2026-08-19)
Sept. 12, 2016	MCO	A	39	$106.48	$4,153	22,129 Direct	+0.18%	Acquired	369.9% (price as of 2026-08-19)
June 30, 2016	MCO	S 10b5-1	500	$91.94	$45,970	22,090 Direct	-2.21%	Disposed	444.2% (price as of 2026-08-19)
June 10, 2016	MCO	A	41	$99.50	$4,080	22,590 Direct	+0.18%	Acquired	402.9% (price as of 2026-08-19)
March 31, 2016	MCO	S 10b5-1	500	$95.72	$47,860	22,549 Direct	-2.17%	Disposed	422.7% (price as of 2026-08-19)
March 10, 2016	MCO	A	45	$93.59	$4,212	23,049 Direct	+0.20%	Acquired	434.6% (price as of 2026-08-19)
Feb. 10, 2016	MCO	A	1,904	—	—	23,004 Direct	+9.02%	Acquired	(price as of 2026-08-19)
Dec. 31, 2015	MCO	S 10b5-1	500	$100.80	$50,400	21,100 Direct	-2.31%	Disposed	396.4% (price as of 2026-08-19)
Dec. 10, 2015	MCO	A	32	$99.95	$3,198	21,600 Direct	+0.15%	Acquired	400.6% (price as of 2026-08-19)
Sept. 30, 2015	MCO	S 10b5-1	500	$98.50	$49,250	21,568 Direct	-2.27%	Disposed	408.0% (price as of 2026-08-19)
Sept. 10, 2015	MCO	A	32	$100.18	$3,206	22,068 Direct	+0.15%	Acquired	399.5% (price as of 2026-08-19)
June 30, 2015	MCO	S 10b5-1	500	$108.00	$54,000	22,036 Direct	-2.22%	Disposed	363.3% (price as of 2026-08-19)
June 10, 2015	MCO	A	30	$107.39	$3,222	22,536 Direct	+0.13%	Acquired	365.9% (price as of 2026-08-19)
March 31, 2015	MCO	S 10b5-1	500	$103.68	$51,840	22,506 Direct	-2.17%	Disposed	382.6% (price as of 2026-08-19)
March 10, 2015	MCO	A	34	$95.43	$3,245	23,006 Direct	+0.15%	Acquired	424.3% (price as of 2026-08-19)
Feb. 11, 2015	MCO	A	1,581	—	—	22,972 Direct	+7.39%	Acquired	(price as of 2026-08-19)
Dec. 31, 2014	MCO	S 10b5-1	500	$97.19	$48,595	21,391 Direct	-2.28%	Disposed	414.8% (price as of 2026-08-19)
Dec. 10, 2014	MCO	A	27	$95.78	$2,586	21,891 Direct	+0.12%	Acquired	422.4% (price as of 2026-08-19)
Sept. 30, 2014	MCO	S 10b5-1	500	$94.13	$47,065	21,864 Direct	-2.24%	Disposed	431.6% (price as of 2026-08-19)
Sept. 10, 2014	MCO	A	27	$95.67	$2,583	22,364 Direct	+0.12%	Acquired	423.0% (price as of 2026-08-19)
June 30, 2014	MCO	S 10b5-1	500	$87.63	$43,815	22,337 Direct	-2.19%	Disposed	471.0% (price as of 2026-08-19)
June 10, 2014	MCO	A	30	$86.98	$2,609	22,837 Direct	+0.13%	Acquired	475.3% (price as of 2026-08-19)
March 31, 2014	MCO	S 10b5-1	500	$78.34	$39,170	22,807 Direct	-2.15%	Disposed	538.7% (price as of 2026-08-19)
March 10, 2014	MCO	A	31	$82.95	$2,571	23,307 Direct	+0.13%	Acquired	503.2% (price as of 2026-08-19)
Feb. 12, 2014	MCO	A	1,823	—	—	23,276 Direct	+8.50%	Acquired	(price as of 2026-08-19)
Dec. 10, 2013	MCO	A	32	$73.25	$2,344	21,453 Direct	+0.15%	Acquired	583.1% (price as of 2026-08-19)
Sept. 11, 2013	MCO	A	34	$67.23	$2,286	21,421 Direct	+0.16%	Acquired	644.3% (price as of 2026-08-19)
June 10, 2013	MCO	A	28	$64.96	$1,819	21,387 Direct	+0.13%	Acquired	670.3% (price as of 2026-08-19)
March 13, 2013	MCO	A	36	$51.69	$1,861	21,359 Direct	+0.17%	Acquired	868.0% (price as of 2026-08-19)
Feb. 13, 2013	MCO	A	2,800	—	—	21,323 Direct	+15.12%	Acquired	(price as of 2026-08-19)
Dec. 10, 2012	MCO	A	30	$49.20	$1,476	18,523 Direct	+0.16%	Acquired	917.0% (price as of 2026-08-19)
Sept. 10, 2012	MCO	A	35	$41.86	$1,465	18,493 Direct	+0.19%	Acquired	1095.3% (price as of 2026-08-19)
June 11, 2012	MCO	A	40	$36.68	$1,467	18,458 Direct	+0.22%	Acquired	1264.1% (price as of 2026-08-19)
March 12, 2012	MCO	A	38	$38.92	$1,479	18,418 Direct	+0.21%	Acquired	1185.6% (price as of 2026-08-19)
Feb. 13, 2012	MCO	A	3,367	—	—	18,380 Direct	+22.43%	Acquired	(price as of 2026-08-19)
Dec. 12, 2011	MCO	A	36	$34.97	$1,259	15,013 Direct	+0.24%	Acquired	1330.8% (price as of 2026-08-19)
Sept. 12, 2011	MCO	A	44	$28.49	$1,254	14,977 Direct	+0.29%	Acquired	1656.3% (price as of 2026-08-19)
June 10, 2011	MCO	A	30	$41.57	$1,247	14,933 Direct	+0.20%	Acquired	1103.7% (price as of 2026-08-19)
March 10, 2011	MCO	A	31	$32.05	$994	14,903 Direct	+0.21%	Acquired	1461.2% (price as of 2026-08-19)
Feb. 8, 2011	MCO	A	4,332	—	—	14,872 Direct	+41.10%	Acquired	(price as of 2026-08-19)
Dec. 10, 2010	MCO	A	34	$27.18	$924	10,540 Direct	+0.32%	Acquired	1740.9% (price as of 2026-08-19)
Sept. 10, 2010	MCO	A	37	$24.98	$924	10,506 Direct	+0.35%	Acquired	1903.0% (price as of 2026-08-19)
June 10, 2010	MCO	A	49	$19.07	$934	10,469 Direct	+0.47%	Acquired	2523.8% (price as of 2026-08-19)
March 10, 2010	MCO	A	33	$27.53	$908	10,420 Direct	+0.32%	Acquired	1717.5% (price as of 2026-08-19)
Feb. 9, 2010	MCO	A	4,295	—	—	10,387 Direct	+70.50%	Acquired	(price as of 2026-08-19)
Dec. 10, 2009	MCO	A	17	$25.15	$428	6,092 Direct	+0.28%	Acquired	1889.5% (price as of 2026-08-19)
Sept. 14, 2009	MCO	A	18	$24.93	$449	6,075 Direct	+0.30%	Acquired	1907.1% (price as of 2026-08-19)
March 10, 2009	MCO	A	25	$18.04	$451	6,057 Direct	+0.41%	Acquired	2673.6% (price as of 2026-08-19)
Feb. 10, 2009	MCO	A	4,533	—	—	6,032 Direct	+302.40%	Acquired	(price as of 2026-08-19)
Oct. 28, 2008	MCO	A	1,499	—	—	1,499 Direct	—	Acquired	(price as of 2026-08-19)

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.

Initial ownership (Form 3) 1 holding

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

Date	Ticker	Security	Shares	Ownership
Oct. 30, 2008	MCO	Common Stock	0	Direct