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United States Pharmaceuticals

Annexon Inc (ANNX)

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In the last 90 days, Annexon Inc. saw significant insider buying, with a net buy value of $3.32 million from two net buying insiders. Notably, Satter Muneer A. purchased $3.32 million in shares. This activity occurred shortly after the company reported earnings that exceeded expectations by 23.33%. The stock has experienced a 17.7% decline over the past 90 days.
Stock chart
Ticker: ANNX Exchange: NSM
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
Satter Muneer A
1 purchase — total 3,319,019 USD
Buy 28 May 2026
Value US$2,647,596.24 | Price 246.41 | Shares 1,665
Planned buy 11 May 2026
Value US$118,423.51 | Price 132.53 | Shares 52,680
Planned buy 10 Apr 2026
Value US$49,600.00 | Price 6.20 | Shares 8,000
Planned buy 10 Mar 2026
Value US$45,360.00 | Price 5.67 | Shares 8,000
Sale 2 Mar 2026
Value US$30,167.72 | Price 5.42 | Shares 5,566
Proposed sale 2 Mar 2026
Value US$30,181.08 | Price 5.42 | Shares 5,566
Sale 2 Mar 2026
Value US$32,004.42 | Price 5.43 | Shares 5,894
Proposed sale 2 Mar 2026
Value US$31,979.67 | Price 5.43 | Shares 5,894
Sale 2 Mar 2026
Value US$30,162.30 | Price 5.42 | Shares 5,565
Proposed sale 2 Mar 2026
Value US$30,178.44 | Price 5.42 | Shares 5,565
Sale 2 Mar 2026
Value US$31,602.60 | Price 5.43 | Shares 5,820
Proposed sale 2 Mar 2026
Value US$31,579.32 | Price 5.43 | Shares 5,820
Sale 2 Mar 2026
Value US$23,517.38 | Price 5.42 | Shares 4,339
Proposed sale 2 Mar 2026
Value US$23,529.96 | Price 5.42 | Shares 4,339
Sale 18 Feb 2026
Value US$40,149.27 | Price 5.11 | Shares 7,857
Proposed sale 18 Feb 2026
Value US$40,121.77 | Price 5.11 | Shares 7,857
Sale 18 Feb 2026
Value US$31,747.50 | Price 5.10 | Shares 6,225
Proposed sale 18 Feb 2026
Value US$31,764.30 | Price 5.10 | Shares 6,225
Sale 18 Feb 2026
Value US$40,118.61 | Price 5.11 | Shares 7,851
Proposed sale 18 Feb 2026
Value US$40,119.40 | Price 5.11 | Shares 7,851
Sale 18 Feb 2026
Value US$26,979.00 | Price 5.10 | Shares 5,290
Proposed sale 18 Feb 2026
Value US$26,989.58 | Price 5.10 | Shares 5,290
Sale 18 Feb 2026
Value US$26,979.00 | Price 5.10 | Shares 5,290
Proposed sale 18 Feb 2026
Value US$26,989.58 | Price 5.10 | Shares 5,290
Planned buy 30 Dec 2025
Value US$20,657.30 | Price 5.02 | Shares 4,115
Buy 1 Dec 2025
Value US$138,270.00 | Price 4.19 | Shares 33,000
Planned buy 1 Dec 2025
Value US$18,394.05 | Price 4.47 | Shares 4,115
Buy 21 Nov 2025
Value US$1,808,783.64 | Price 4.28 | Shares 422,613
Buy 20 Nov 2025
Value US$1,792,000.00 | Price 4.48 | Shares 400,000
Buy 19 Nov 2025
Value US$1,970,000.00 | Price 3.94 | Shares 500,000
Buy 18 Nov 2025
Value US$1,590,000.00 | Price 3.18 | Shares 500,000
Buy 17 Nov 2025
Value US$1,495,000.00 | Price 2.99 | Shares 500,000
Planned buy 30 Oct 2025
Value US$13,044.55 | Price 3.17 | Shares 4,115
Planned buy 30 Sep 2025
Value US$12,550.75 | Price 3.05 | Shares 4,115
Planned buy 2 Sep 2025
Value US$8,600.35 | Price 2.09 | Shares 4,115
Planned buy 30 Jul 2025
Value US$9,999.45 | Price 2.43 | Shares 4,115
Sale 14 Jul 2025
Value US$2,881.86 | Price 2.58 | Shares 1,117
Proposed sale 14 Jul 2025
Value US$2,880.97 | Price 2.58 | Shares 1,117
Sale 14 Jul 2025
Value US$2,879.28 | Price 2.58 | Shares 1,116
Proposed sale 14 Jul 2025
Value US$2,880.95 | Price 2.58 | Shares 1,116
Sale 14 Jul 2025
Value US$2,226.33 | Price 2.61 | Shares 853
Proposed sale 14 Jul 2025
Value US$2,226.42 | Price 2.61 | Shares 853
Planned buy 30 Jun 2025
Value US$10,122.90 | Price 2.46 | Shares 4,115
Sale 18 Feb 2025
Value US$24,283.95 | Price 2.91 | Shares 8,345
Proposed sale 18 Feb 2025
Value US$24,320.67 | Price 2.91 | Shares 8,345
Sale 18 Feb 2025
Value US$19,523.10 | Price 2.95 | Shares 6,618
Proposed sale 18 Feb 2025
Value US$19,514.49 | Price 2.95 | Shares 6,618
Sale 18 Feb 2025
Value US$16,342.16 | Price 2.96 | Shares 5,521
Proposed sale 18 Feb 2025
Value US$16,359.28 | Price 2.96 | Shares 5,521
Sale 18 Feb 2025
Value US$16,379.55 | Price 2.97 | Shares 5,515
Proposed sale 18 Feb 2025
Value US$16,359.14 | Price 2.97 | Shares 5,515
Sale 18 Feb 2025
Value US$20,183.04 | Price 2.92 | Shares 6,912
Proposed sale 18 Feb 2025
Value US$24,319.44 | Price 2.92 | Shares 8,338
Sale 13 Feb 2025
Value US$4,260.75 | Price 2.99 | Shares 1,425
Proposed sale 13 Feb 2025
Value US$4,265.03 | Price 2.99 | Shares 1,425
Sale 13 Feb 2025
Value US$5,322.28 | Price 2.98 | Shares 1,786
Proposed sale 13 Feb 2025
Value US$5,313.71 | Price 2.98 | Shares 1,786
Sale 13 Feb 2025
Value US$14,811.95 | Price 2.95 | Shares 5,021
Proposed sale 13 Feb 2025
Value US$14,799.40 | Price 2.95 | Shares 5,021
Sale 13 Feb 2025
Value US$5,331.17 | Price 2.99 | Shares 1,783
Proposed sale 13 Feb 2025
Value US$5,315.66 | Price 2.98 | Shares 1,783
Planned buy 2 Dec 2024
Value US$17,056.00 | Price 5.33 | Shares 3,200
Planned sale 15 Oct 2024
Value US$40,073.28 | Price 7.41 | Shares 5,408
Proposed sale 15 Oct 2024
Value US$40,073.28 | Price 7.41 | Shares 5,408
Planned buy 1 Oct 2024
Value US$19,104.00 | Price 5.97 | Shares 3,200
Planned sale 19 Sep 2024
Value US$31,950.00 | Price 7.10 | Shares 4,500
Proposed sale 19 Sep 2024
Value US$31,950.00 | Price 7.10 | Shares 4,500
Planned sale 12 Sep 2024
Value US$33,880.00 | Price 6.16 | Shares 5,500
Proposed sale 12 Sep 2024
Value US$33,880.00 | Price 6.16 | Shares 5,500
Planned sale 5 Sep 2024
Value US$31,020.00 | Price 5.64 | Shares 5,500
Proposed sale 5 Sep 2024
Value US$31,020.00 | Price 5.64 | Shares 5,500
Planned buy 3 Sep 2024
Value US$17,536.00 | Price 5.48 | Shares 3,200
Planned sale 29 Aug 2024
Value US$32,725.00 | Price 5.95 | Shares 5,500
Proposed sale 29 Aug 2024
Value US$32,725.00 | Price 5.95 | Shares 5,500
Planned buy 1 Aug 2024
Value US$19,968.00 | Price 6.24 | Shares 3,200
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-05-29 2026-05-28 B Purchase
3.3
Satter Muneer A
Non-Executive Director
1,665 -49.6%
246.41
US$2,647,596 		1,665 -49.6% 246.41 US$2,647,596
2026-05-13 2026-05-11 PP Planned purchase
Carson William H.
Non-Executive Director
52,680 +17.3%
132.53
US$118,424 		52,680 +17.3% 132.53 US$118,424
2026-04-14 2026-04-10 PP Planned purchase
Carson William H.
Non-Executive Director
92,345 +44.2%
493.03
US$1,754,070 		92,345 +44.2% 493.03 US$1,754,070
2026-03-12 2026-03-10 PP Planned purchase
Carson William H.
Non-Executive Director
8,000 +14.7%
5.67
US$45,360 		8,000 +14.7% 5.67 US$45,360
2026-03-04 2026-03-02 S Sale
3.4
Yednock Ted

EVP & CHIEF INNOVATION OFFICER

Officer
5,566 -3.5%
5.42
US$30,168 		5,566 -3.5% 5.42 US$30,168
2026-03-04 2026-03-02 S Sale
3.0
ARTIS DEAN RICHARD

EVP & CHIEF SCIENTIFIC OFFICER

Officer
5,894 -3.2%
5.43
US$32,004 		5,894 -3.2% 5.43 US$32,004
2026-03-04 2026-03-02 S Sale
2.8
Lew Jennifer

EVP & CHIEF FINANCIAL OFFICER

Officer
5,565 -3.2%
5.42
US$30,162 		5,565 -3.2% 5.42 US$30,162
2026-03-04 2026-03-02 S Sale
3.0
Dananberg Jamie

CHIEF MEDICAL OFFICER

Officer
5,820 -4.5%
5.43
US$31,603 		5,820 -4.5% 5.43 US$31,603
2026-03-04 2026-03-02 S Sale
3.7
Overdorf Michael

EVP & CHIEF BUSINESS OFFICER

Officer
4,339 -2.3%
5.42
US$23,517 		4,339 -2.3% 5.42 US$23,517
2026-03-02 2026-03-02 PrS Proposed sale
3.4
Yednock Ted

Officer

Officer
5,566
5.42
US$30,181 		5,566 5.42 US$30,181
2026-03-02 2026-03-02 PrS Proposed sale
3.0
ARTIS DEAN RICHARD

Officer

Officer
5,894
5.43
US$31,980 		5,894 5.43 US$31,980
2026-03-02 2026-03-02 PrS Proposed sale
3.7
Overdorf Michael

Officer

Officer
4,339
5.42
US$23,530 		4,339 5.42 US$23,530
2026-03-02 2026-03-02 PrS Proposed sale
3.0
Dananberg Jamie

Officer

Officer
5,820
5.43
US$31,579 		5,820 5.43 US$31,579
2026-03-02 2026-03-02 PrS Proposed sale
2.8
Lew Jennifer

Officer

Officer
5,565
5.42
US$30,178 		5,565 5.42 US$30,178
2026-02-20 2026-02-18 S Sale
3.4
Yednock Ted

EVP & CHIEF INNOVATION OFFICER

Officer
7,857 -7.5%
5.11
US$40,149 		7,857 -7.5% 5.11 US$40,149
2026-02-20 2026-02-18 S Sale
3.7
Overdorf Michael

EVP & CHIEF BUSINESS OFFICER

Officer
6,225 -4.8%
5.10
US$31,747 		6,225 -4.8% 5.10 US$31,747
2026-02-20 2026-02-18 S Sale
2.8
Lew Jennifer

EVP & CHIEF FINANCIAL OFFICER

Officer
7,851 -6.5%
5.11
US$40,119 		7,851 -6.5% 5.11 US$40,119
2026-02-20 2026-02-18 S Sale
3.0
Dananberg Jamie

CHIEF MEDICAL OFFICER

Officer
5,290 -6.7%
5.10
US$26,979 		5,290 -6.7% 5.10 US$26,979
2026-02-20 2026-02-18 S Sale
3.0
ARTIS DEAN RICHARD

EVP & CHIEF SCIENTIFIC OFFICER

Officer
5,290 -4.1%
5.10
US$26,979 		5,290 -4.1% 5.10 US$26,979
2026-02-18 2026-02-18 PrS Proposed sale
2.8
Lew Jennifer

Officer

Officer
7,851
5.11
US$40,119 		7,851 5.11 US$40,119
2026-02-18 2026-02-18 PrS Proposed sale
3.0
ARTIS DEAN RICHARD

Officer

Officer
5,290
5.10
US$26,990 		5,290 5.10 US$26,990
2026-02-18 2026-02-18 PrS Proposed sale
3.4
Yednock Ted

Officer

Officer
7,857
5.11
US$40,122 		7,857 5.11 US$40,122
2026-02-18 2026-02-18 PrS Proposed sale
3.7
Overdorf Michael

Officer

Officer
6,225
5.10
US$31,764 		6,225 5.10 US$31,764
2026-02-18 2026-02-18 PrS Proposed sale
3.0
Dananberg Jamie

Officer

Officer
5,290
5.10
US$26,990 		5,290 5.10 US$26,990
2026-01-02 2025-12-30 PP Planned purchase
Carson William H.
Non-Executive Director
4,115 +8.2%
5.02
US$20,657 		4,115 +8.2% 5.02 US$20,657
2025-12-03 2025-12-01 B Purchase
3.3
Choi Jung
Non-Executive Director
33,000 +inf%
4.19
US$138,270 		33,000 +inf% 4.19 US$138,270
2025-12-03 2025-12-01 PP Planned purchase
Carson William H.
Non-Executive Director
4,115 +8.9%
4.47
US$18,394 		4,115 +8.9% 4.47 US$18,394
2025-11-21 2025-11-21 B Purchase
3.3
Satter Muneer A
Non-Executive Director
422,613 +4.5%
4.28
US$1,808,784 		422,613 +4.5% 4.28 US$1,808,784
2025-11-21 2025-11-20 B Purchase
3.3
Satter Muneer A
Non-Executive Director
400,000 +4.5%
4.48
US$1,792,000 		400,000 +4.5% 4.48 US$1,792,000
2025-11-19 2025-11-19 B Purchase
3.3
Satter Muneer A
Non-Executive Director
500,000 +5.9%
3.94
US$1,970,000 		500,000 +5.9% 3.94 US$1,970,000
2025-11-19 2025-11-18 B Purchase
3.3
Satter Muneer A
Non-Executive Director
500,000 +6.3%
3.18
US$1,590,000 		500,000 +6.3% 3.18 US$1,590,000
2025-11-19 2025-11-17 B Purchase
3.3
Satter Muneer A
Non-Executive Director
500,000 +6.8%
2.99
US$1,495,000 		500,000 +6.8% 2.99 US$1,495,000
2025-10-31 2025-10-30 PP Planned purchase
Carson William H.
Non-Executive Director
4,115 +9.8%
3.17
US$13,045 		4,115 +9.8% 3.17 US$13,045
2025-10-02 2025-09-30 PP Planned purchase
Carson William H.
Non-Executive Director
4,115 +10.8%
3.05
US$12,551 		4,115 +10.8% 3.05 US$12,551
2025-09-04 2025-09-02 PP Planned purchase
Carson William H.
Non-Executive Director
4,115 +12.2%
2.09
US$8,600 		4,115 +12.2% 2.09 US$8,600
2025-08-01 2025-07-30 PP Planned purchase
Carson William H.
Non-Executive Director
4,115 +13.8%
2.43
US$9,999 		4,115 +13.8% 2.43 US$9,999
2025-07-16 2025-07-14 S Sale
2.8
Lew Jennifer

EVP & CHIEF FINANCIAL OFFICER

Officer
1,117 -0.9%
2.58
US$2,882 		1,117 -0.9% 2.58 US$2,882
2025-07-16 2025-07-14 S Sale
3.4
Yednock Ted

EVP & CHIEF INNOVATION OFFICER

Officer
1,116 -1.1%
2.58
US$2,879 		1,116 -1.1% 2.58 US$2,879
2025-07-16 2025-07-14 S Sale
3.7
Overdorf Michael

EVP & CHIEF BUSINESS OFFICER

Officer
853 -0.6%
2.61
US$2,226 		853 -0.6% 2.61 US$2,226
2025-07-14 2025-07-14 PrS Proposed sale
3.4
Yednock Ted

Officer

Officer
1,116
2.58
US$2,881 		1,116 2.58 US$2,881
2025-07-14 2025-07-14 PrS Proposed sale
3.7
Overdorf Michael

Officer

Officer
853
2.61
US$2,226 		853 2.61 US$2,226
2025-07-14 2025-07-14 PrS Proposed sale
2.8
Lew Jennifer

Officer

Officer
1,117
2.58
US$2,881 		1,117 2.58 US$2,881
2025-07-01 2025-06-30 PP Planned purchase
Carson William H.
Non-Executive Director
4,115 +16.1%
2.46
US$10,123 		4,115 +16.1% 2.46 US$10,123
2025-02-20 2025-02-18 S Sale
3.4
Yednock Ted

EVP & CHIEF INNOVATION OFFICER

Officer
8,345 -12.0%
2.91
US$24,284 		8,345 -12.0% 2.91 US$24,284
2025-02-20 2025-02-18 S Sale
3.7
Overdorf Michael

EVP & CHIEF BUSINESS OFFICER

Officer
6,618 -7.1%
2.95
US$19,523 		6,618 -7.1% 2.95 US$19,523
2025-02-20 2025-02-18 S Sale
3.0
Dananberg Jamie

CHIEF MEDICAL OFFICER

Officer
5,521 -14.2%
2.96
US$16,342 		5,521 -14.2% 2.96 US$16,342
2025-02-20 2025-02-18 S Sale
3.0
ARTIS DEAN RICHARD

EVP & CHIEF SCIENTIFIC OFFICER

Officer
5,515 -6.2%
2.97
US$16,380 		5,515 -6.2% 2.97 US$16,380
2025-02-20 2025-02-18 S Sale
2.8
Lew Jennifer

EVP & CHIEF FINANCIAL OFFICER

Officer
6,912 -8.2%
2.92
US$20,183 		6,912 -8.2% 2.92 US$20,183
2025-02-18 2025-02-18 PrS Proposed sale
3.4
Yednock Ted

Officer

Officer
8,345
2.91
US$24,321 		8,345 2.91 US$24,321
2025-02-18 2025-02-18 PrS Proposed sale
2.8
Lew Jennifer

Officer

Officer
8,338
2.92
US$24,319 		8,338 2.92 US$24,319
2025-02-18 2025-02-18 PrS Proposed sale
3.0
ARTIS DEAN RICHARD

Officer

Officer
5,515
2.97
US$16,359 		5,515 2.97 US$16,359
2025-02-18 2025-02-18 PrS Proposed sale
3.0
Dananberg Jamie

Officer

Officer
5,521
2.96
US$16,359 		5,521 2.96 US$16,359
2025-02-18 2025-02-18 PrS Proposed sale
3.7
Overdorf Michael

Officer

Officer
6,618
2.95
US$19,514 		6,618 2.95 US$19,514
2025-02-18 2025-02-13 S Sale
3.7
Overdorf Michael

EVP & CHIEF BUSINESS OFFICER

Officer
1,425 -1.5%
2.99
US$4,261 		1,425 -1.5% 2.99 US$4,261
2025-02-18 2025-02-13 S Sale
2.8
Lew Jennifer

EVP & CHIEF FINANCIAL OFFICER

Officer
1,786 -2.1%
2.98
US$5,322 		1,786 -2.1% 2.98 US$5,322
2025-02-18 2025-02-13 S Sale
3.1
Love Douglas

PRESIDENT AND CEO

Executive Director
5,021 -1.4%
2.95
US$14,812 		5,021 -1.4% 2.95 US$14,812
2025-02-18 2025-02-13 S Sale
3.4
Yednock Ted

EVP & CHIEF INNOVATION OFFICER

Officer
1,783 -2.5%
2.99
US$5,331 		1,783 -2.5% 2.99 US$5,331
2025-02-13 2025-02-13 PrS Proposed sale
3.4
Yednock Ted

Officer

Officer
1,783
2.98
US$5,316 		1,783 2.98 US$5,316
2025-02-13 2025-02-13 PrS Proposed sale
3.1
Love Douglas

Officer; Director

Executive Director
5,021
2.95
US$14,799 		5,021 2.95 US$14,799
2025-02-13 2025-02-13 PrS Proposed sale
2.8
Lew Jennifer

Officer

Officer
1,786
2.98
US$5,314 		1,786 2.98 US$5,314
2025-02-13 2025-02-13 PrS Proposed sale
3.7
Overdorf Michael

Officer

Officer
1,425
2.99
US$4,265 		1,425 2.99 US$4,265
2024-12-04 2024-12-02 PP Planned purchase
Carson William H.
Non-Executive Director
3,200 +14.3%
5.33
US$17,056 		3,200 +14.3% 5.33 US$17,056
2024-10-17 2024-10-15 PlS Planned sale
3.4
Yednock Ted

EVP & CHIEF INNOVATION OFFICER

Officer
5,408 -7.0%
7.41
US$40,073 		5,408 -7.0% 7.41 US$40,073
2024-10-15 2024-10-15 PrS Proposed sale
3.4
Yednock Ted

Officer

Officer
5,408
7.41
US$40,073 		5,408 7.41 US$40,073
2024-10-02 2024-10-01 PP Planned purchase
Carson William H.
Non-Executive Director
3,200 +16.7%
5.97
US$19,104 		3,200 +16.7% 5.97 US$19,104
2024-09-20 2024-09-19 PlS Planned sale
3.4
Yednock Ted

EVP & CHIEF INNOVATION OFFICER

Officer
4,500 -100.0%
7.10
US$31,950 		4,500 -100.0% 7.10 US$31,950
2024-09-19 2024-09-19 PrS Proposed sale
3.4
Yednock Ted

Officer

Officer
4,500
7.10
US$31,950 		4,500 7.10 US$31,950
2024-09-16 2024-09-12 PlS Planned sale
3.4
Yednock Ted

EVP & CHIEF INNOVATION OFFICER

Officer
5,500 -55.0%
6.16
US$33,880 		5,500 -55.0% 6.16 US$33,880
2024-09-12 2024-09-12 PrS Proposed sale
3.4
Yednock Ted

Officer

Officer
5,500
6.16
US$33,880 		5,500 6.16 US$33,880
2024-09-06 2024-09-05 PlS Planned sale
3.4
Yednock Ted

EVP & CHIEF INNOVATION OFFICER

Officer
5,500 -35.5%
5.64
US$31,020 		5,500 -35.5% 5.64 US$31,020
2024-09-05 2024-09-05 PrS Proposed sale
3.4
Yednock Ted

Officer

Officer
5,500
5.64
US$31,020 		5,500 5.64 US$31,020
2024-09-04 2024-09-03 PP Planned purchase
Carson William H.
Non-Executive Director
3,200 +20.0%
5.48
US$17,536 		3,200 +20.0% 5.48 US$17,536
2024-08-30 2024-08-29 PlS Planned sale
3.4
Yednock Ted

EVP & CHIEF INNOVATION OFFICER

Officer
5,500 -26.2%
5.95
US$32,725 		5,500 -26.2% 5.95 US$32,725
2024-08-29 2024-08-29 PrS Proposed sale
3.4
Yednock Ted

Officer

Officer
5,500
5.95
US$32,725 		5,500 5.95 US$32,725
2024-08-05 2024-08-01 PP Planned purchase
Carson William H.
Non-Executive Director
3,200 +25.0%
6.24
US$19,968 		3,200 +25.0% 6.24 US$19,968
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