30% off. Use code SUMMERSALE30 at checkout for 30% off for 12 months on Plus, Pro and Premium subscriptions. Subscribe now

Derek Meisner

Track

Insider profile

Currently holds a position at X4 Pharmaceuticals Inc

Positions

Position Company Period
General Counsel X4 Pharmaceuticals Inc Nov. 4, 2019 -
Senior Vice President, General Counsel Genocea Biosciences Inc Oct. 1, 2018 - Dec. 31, 2019
Derek Meisner's trades of Acumen Pharmaceuticals Inc's stock


Subscribe to get access to the transaction volume chart and in-chart transaction details
• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date Company B/S Transaction type Nb. shares
Price
Value 		Number of shares Price Value Details
2026-03-10 2026-03-06
PlS Planned sale
93,873 +30.3%
362.37
US$3,842,052 		93,873 +30.3% 362.37 US$3,842,052
2026-03-06 2026-03-06
PrS Proposed sale
63,914
498.27
US$495,121 		63,914 498.27 US$495,121
2026-03-03 2026-02-27
PlS Planned sale
23,844 -1.1%
474.48
US$384,033 		23,844 -1.1% 474.48 US$384,033
2026-02-27 2026-02-27
PrS Proposed sale
9,406
3.01
US$28,311 		9,406 3.01 US$28,311
2026-01-28 2026-01-28
PrS Proposed sale
2,671
3.00
US$8,017 		2,671 3.00 US$8,017
2026-01-28 2026-01-28
PlS Planned sale
2,671 -1.5%
3.00
US$8,017 		2,671 -1.5% 3.00 US$8,017
2026-01-26 2026-01-27
PrS Proposed sale
15,085
3.00
US$45,262 		15,085 3.00 US$45,262
2026-01-28 2026-01-26
PlS Planned sale
15,085 -8.0%
3.00
US$45,263 		15,085 -8.0% 3.00 US$45,263
2026-01-23 2026-01-23
PrS Proposed sale
5,633
1.86
US$10,493 		5,633 1.86 US$10,493
2026-01-23 2026-01-23
PlS Planned sale
5,633 -3.1%
1.90
US$10,718 		5,633 -3.1% 1.90 US$10,718
2026-01-23 2026-01-22
PlS Planned sale
1,054 -0.6%
1.84
US$1,939 		1,054 -0.6% 1.84 US$1,939
2026-01-22 2026-01-22
PrS Proposed sale
1,054
1.84
US$1,939 		1,054 1.84 US$1,939
2026-01-23 2026-01-21
PlS Planned sale
2,247 -1.2%
1.81
US$4,063 		2,247 -1.2% 1.81 US$4,063
2026-01-21 2026-01-21
PrS Proposed sale
2,247
1.81
US$4,063 		2,247 1.81 US$4,063
2026-01-12 2026-01-12
PrS Proposed sale
8,548
1.71
US$14,658 		8,548 1.71 US$14,658
2026-01-12 2026-01-12
PlS Planned sale
8,548 -9.3%
1.71
US$14,658 		8,548 -9.3% 1.71 US$14,658
2026-01-12 2026-01-09
PlS Planned sale
5,200 -5.3%
1.76
US$9,169 		5,200 -5.3% 1.76 US$9,169
2026-01-09 2026-01-09
PrS Proposed sale
5,200
1.76
US$9,169 		5,200 1.76 US$9,169
2026-01-12 2026-01-08
PlS Planned sale
30,092 -23.6%
1.82
US$54,867 		30,092 -23.6% 1.82 US$54,867
2026-01-12 2026-01-08
PlS Planned sale
6,819 -5.1%
1.82
US$12,379 		6,819 -5.1% 1.82 US$12,379
2026-01-08 2026-01-08
PrS Proposed sale
36,911
1.82
US$67,244 		36,911 1.82 US$67,244
2026-01-07 2026-01-07
PrS Proposed sale
11,770
1.99
US$23,415 		11,770 1.99 US$23,415
2026-01-07 2026-01-07
PlS Planned sale
10,070 -7.0%
1.99
US$20,035 		10,070 -7.0% 1.99 US$20,035
2026-01-07 2026-01-07
PlS Planned sale
1,700 -1.2%
1.99
US$3,379 		1,700 -1.2% 1.99 US$3,379
2026-01-07 2026-01-06
PlS Planned sale
3,801 -2.5%
1.97
US$7,477 		3,801 -2.5% 1.97 US$7,477
2026-01-07 2026-01-06
PlS Planned sale
7,097 -4.5%
1.97
US$13,961 		7,097 -4.5% 1.97 US$13,961
2026-01-06 2026-01-06
PrS Proposed sale
10,898
1.97
US$21,438 		10,898 1.97 US$21,438
2026-01-07 2026-01-05
PlS Planned sale
4,000 -2.5%
1.96
US$7,838 		4,000 -2.5% 1.96 US$7,838
2026-01-05 2026-01-05
PrS Proposed sale
4,000
1.96
US$7,838 		4,000 1.96 US$7,838
2025-01-23 2025-01-21
PlS Planned sale
3,418 -2.1%
1.59
US$5,435 		3,418 -2.1% 1.59 US$5,435
2025-01-21 2025-01-21
PrS Proposed sale
3,418
1.59
US$5,435 		3,418 1.59 US$5,435
2025-01-07 2025-01-03
PlS Planned sale
11,122 -10.2%
1.84
US$20,506 		11,122 -10.2% 1.84 US$20,506
2025-01-03 2025-01-03
PrS Proposed sale
11,122
1.84
US$20,506 		11,122 1.84 US$20,506
2024-01-19 2024-01-19
PrS Proposed sale
8,933
3.48
US$31,049 		8,933 3.48 US$31,049
2024-01-19 2024-01-19
PlS Planned sale
8,933 -7.6%
3.48
US$31,048 		8,933 -7.6% 3.48 US$31,048
2022-08-19 2022-08-17
PlS Planned sale
8,334
0.00
US$0 		8,334 0.00 US$0
2022-06-27 2022-06-24
PlS Planned sale
4,166
0.00
US$0 		4,166 0.00 US$0
2022-06-17 2022-06-16
PlS Planned sale
4,166
0.00
US$0 		4,166 0.00 US$0
2022-02-14 2022-02-11
PlS Planned sale
15,909
0.00
US$0 		15,909 0.00 US$0
2021-06-25 2021-06-24
PlS Planned sale
4,166 -4.9%
7.00
US$29,162 		4,166 -4.9% 7.00 US$29,162
2021-06-17 2021-06-15
PlS Planned sale
4,166 -5.4%
7.84
US$32,661 		4,166 -5.4% 7.84 US$32,661
2020-09-10 2020-09-09
PlS Planned sale
8,334 -33.3%
8.05
US$67,089 		8,334 -33.3% 8.05 US$67,089