Position in INSM
as of Mar 31, 2026
· filed May 14, 2026
Position Value
$64,960,118
-$60,504,969 QoQ
Shares Held
397,261
-44.9% QoQ
Ownership
0.182%
of shares outstanding
% of Portfolio
0.23%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
20 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in INSM Over Time
Shares Held
Position Value (USD)
Derivatives in INSM
reported options exposure · as of Sep 30, 2025CallValue
$611
CallShares
68,000
PutValue
$0
PutShares
0
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Biotechnology
Healthcare · as of Jun 30, 2026LORD, ABBETT & CO. LLC holds $1,234,584,311 across 31 Biotechnology names.
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | MDGL |
Madrigal Pharmaceuticals, Inc.
|
281,500 | $151,151,425 | |
| 2 | RVMD |
Revolution Medicines, Inc.
|
789,241 | $147,809,054 | |
| 3 | COGT |
Cogent Biosciences, Inc.
|
3,431,030 | $132,780,861 | |
| 4 | ARGX |
Argenx SE
|
108,253 | $100,433,885 | |
| 5 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
166,581 | $82,745,780 | |
| 6 | MIRM |
Mirum Pharmaceuticals, Inc.
|
540,977 | $63,332,177 | |
| 7 | PTGX |
Protagonist Therapeutics, Inc
|
398,994 | $48,908,684 | |
| 8 | PTCT |
Ptc Therapeutics, Inc.
|
590,074 | $48,132,336 |
All Filings in INSM
Export CSV
22 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $64,960,118 | 397,261 | Shares | Sole | 2026-05-14 | |
| 2025-12-31 | $125,465,087 | 720,898 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $208,044,910 | 1,444,656 | Shares | Sole | 2025-11-13 | |
| 2025-09-30 | $611 | 68,000 | Call | Sole | 2025-11-13 | |
| 2025-06-30 | $569 | 133,000 | Call | Sole | 2025-08-14 | |
| 2025-06-30 | $155,575,248 | 1,545,859 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $103,036,281 | 1,350,587 | Shares | Sole | 2025-05-13 | |
| 2024-12-31 | $100,605,777 | 1,457,210 | Shares | Other | 2025-02-14 | |
| 2024-09-30 | $107,380,153 | 1,470,961 | Shares | Other | 2024-12-13 | |
| 2024-06-30 | $39,032,659 | 582,577 | Shares | Other | 2024-10-07 | |
| 2022-12-31 | $2,179,917 | 109,105 | Shares | Other | 2024-10-07 | |
| 2022-09-30 | $4,657,507 | 216,226 | Shares | Other | 2022-11-14 | |
| 2022-06-30 | $4,123,432 | 209,099 | Shares | Sole | 2022-08-12 | |
| 2022-03-31 | $4,581,019 | 194,937 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $5,215,152 | 191,452 | Shares | Sole | 2022-02-11 | |
| 2021-09-30 | $5,322,793 | 193,275 | Shares | Sole | 2021-11-09 | |
| 2021-06-30 | $5,570,248 | 195,722 | Shares | Sole | 2021-08-11 | |
| 2021-03-31 | $78,143,994 | 2,294,304 | Shares | Sole | 2021-05-11 | |
| 2020-12-31 | $66,731,103 | 2,004,539 | Shares | Sole | 2021-02-09 | |
| 2020-09-30 | $43,307,492 | 1,347,464 | Shares | Sole | 2020-11-12 | |
| 2020-06-30 | $6,199,446 | 225,107 | Shares | Sole | 2020-08-14 | |
| 2020-03-31 | $5,513,646 | 343,958 | Shares | Sole | 2020-05-14 | |
| No filing history on record for this holder in this stock. | ||||||