MPM BioVentures 2014, L.P.

Track

Insider profile

Performance

Overall performance
3.2
Performance over holding periods
4.2
30 days 90 days 120 days
Average return 13% 8.2% 15.1%
Success rate 69% 68% 82%
Transactions
25 60% Buy
34 71% Buy
47 69% Buy
Ranking by holding-period performance
Performance for realised trades
4.4
Average return 25%
Success rate 73%
Average holding period 220
Transactions 28
Ranking by realised performance
MPM BioVentures 2014, L.P.'s trades of Werewolf Therapeutics Inc's stock


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• 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
2026-05-28 2026-05-28
PrS Proposed sale
70,244
474.39
US$408,642 		70,244 474.39 US$408,642
2026-05-18 2026-05-18
PrS Proposed sale
63,295
42.97
US$839,170 		63,295 42.97 US$839,170
2026-05-11 2026-05-11
PrS Proposed sale
69,759
177.21
US$4,359,014 		69,759 177.21 US$4,359,014
2026-05-01 2026-05-01
PrS Proposed sale
363,593
0.72
US$261,642 		363,593 0.72 US$261,642
2026-04-29 2026-04-29
PrS Proposed sale
130,115
0.74
US$96,285 		130,115 0.74 US$96,285
2026-04-29 2026-04-29
PrS Proposed sale
130,115
0.74
US$96,285 		130,115 0.74 US$96,285
2026-04-27 2026-04-27
PrS Proposed sale
130,115
0.81
US$105,784 		130,115 0.81 US$105,784
2026-01-06 2026-01-06
PrS Proposed sale
198,739
0.64
US$128,067 		198,739 0.64 US$128,067
2025-12-29 2025-12-29
PrS Proposed sale
130,125
0.65
US$85,141 		130,125 0.65 US$85,141
2025-12-22 2025-12-22
PrS Proposed sale
130,125
0.69
US$89,370 		130,125 0.69 US$89,370
2025-12-10 2025-12-10
PrS Proposed sale
88,632
1.01
US$89,518 		88,632 1.01 US$89,518
2025-12-04 2025-12-04
PlS Planned sale
83,230 -1.7%
0.97
US$80,733 		83,230 -1.7% 0.97 US$80,733
2025-12-04 2025-12-03
PlS Planned sale
57,225 -1.2%
0.87
US$49,786 		57,225 -1.2% 0.87 US$49,786
2025-12-03 2025-12-03
PrS Proposed sale
130,125
0.86
US$111,908 		130,125 0.86 US$111,908
2025-12-04 2025-12-02
PlS Planned sale
59,277 -1.2%
0.89
US$52,757 		59,277 -1.2% 0.89 US$52,757
2025-12-01 2025-12-01
PlS Planned sale
60,917 -1.2%
0.94
US$57,262 		60,917 -1.2% 0.94 US$57,262
2025-12-01 2025-11-28
PlS Planned sale
20,277 -0.4%
0.99
US$20,074 		20,277 -0.4% 0.99 US$20,074
2025-12-01 2025-11-26
PlS Planned sale
60,733 -1.2%
0.98
US$59,518 		60,733 -1.2% 0.98 US$59,518
2025-11-25 2025-11-25
PlS Planned sale
42,533 -0.8%
0.92
US$39,130 		42,533 -0.8% 0.92 US$39,130
2025-11-25 2025-11-24
PlS Planned sale
88,802 -1.7%
0.98
US$87,026 		88,802 -1.7% 0.98 US$87,026
2025-11-25 2025-11-21
PlS Planned sale
64,331 -1.2%
0.83
US$53,395 		64,331 -1.2% 0.83 US$53,395
2025-11-20 2025-11-20
PlS Planned sale
41,152 -0.8%
0.89
US$36,625 		41,152 -0.8% 0.89 US$36,625
2025-11-20 2025-11-19
PlS Planned sale
66,324 -1.2%
0.94
US$62,345 		66,324 -1.2% 0.94 US$62,345
2025-11-20 2025-11-18
PlS Planned sale
52,627 -1.0%
0.93
US$48,943 		52,627 -1.0% 0.93 US$48,943
2025-11-17 2025-11-17
PrS Proposed sale
130,125
0.92
US$119,481 		130,125 0.92 US$119,481
2025-11-17 2025-11-17
PlS Planned sale
57,061 -1.0%
0.95
US$54,208 		57,061 -1.0% 0.95 US$54,208
2025-11-17 2025-11-14
PlS Planned sale
61,640 -1.1%
0.93
US$57,325 		61,640 -1.1% 0.93 US$57,325
2025-11-17 2025-11-13
PlS Planned sale
90,951 -1.6%
0.98
US$89,132 		90,951 -1.6% 0.98 US$89,132
2025-11-12 2025-11-12
PlS Planned sale
40,669 -0.7%
1.09
US$44,329 		40,669 -0.7% 1.09 US$44,329
2025-11-12 2025-11-11
PlS Planned sale
55,810 -1.0%
1.14
US$63,623 		55,810 -1.0% 1.14 US$63,623
2025-11-12 2025-11-10
PlS Planned sale
48,570 -0.8%
1.18
US$57,313 		48,570 -0.8% 1.18 US$57,313
2025-11-10 2025-11-10
PrS Proposed sale
130,125
1.15
US$149,644 		130,125 1.15 US$149,644
2025-11-12 2025-11-07
PlS Planned sale
68,480 -1.2%
1.11
US$76,013 		68,480 -1.2% 1.11 US$76,013
2025-11-06 2025-11-06
PlS Planned sale
54,452 -0.9%
1.21
US$65,887 		54,452 -0.9% 1.21 US$65,887
2025-11-06 2025-11-05
PlS Planned sale
47,950 -0.8%
1.22
US$58,499 		47,950 -0.8% 1.22 US$58,499
2025-11-06 2025-11-04
PlS Planned sale
140,488 -2.3%
1.22
US$171,395 		140,488 -2.3% 1.22 US$171,395
2025-11-04 2025-11-04
PrS Proposed sale
130,125
1.31
US$170,464 		130,125 1.31 US$170,464
2025-11-03 2025-11-03
PlS Planned sale
94,063 -1.5%
1.29
US$121,341 		94,063 -1.5% 1.29 US$121,341
2025-11-03 2025-10-31
PlS Planned sale
114,044 -1.8%
1.28
US$145,976 		114,044 -1.8% 1.28 US$145,976
2025-11-03 2025-10-30
PlS Planned sale
86,936 -1.3%
1.43
US$124,318 		86,936 -1.3% 1.43 US$124,318
2025-10-30 2025-10-30
PrS Proposed sale
130,125
1.56
US$202,995 		130,125 1.56 US$202,995
2025-10-29 2025-10-29
PlS Planned sale
134,240 -2.0%
1.55
US$208,072 		134,240 -2.0% 1.55 US$208,072
2025-10-29 2025-10-28
PlS Planned sale
69,068 -1.0%
1.64
US$113,272 		69,068 -1.0% 1.64 US$113,272
2025-10-29 2025-10-27
PlS Planned sale
72,709 -1.1%
1.72
US$125,059 		72,709 -1.1% 1.72 US$125,059
2025-10-27 2025-10-27
PrS Proposed sale
130,125
1.77
US$230,321 		130,125 1.77 US$230,321