Filed: 11/14/2024ACC: 0001104659-24-118686
📋 What this filing means
PORTOLAN CAPITAL MANAGEMENT, LLC filed this quarterly 13F‑HR report disclosing 129 equity positions with a total reported market value of $1.38B. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
129
Positions
$1.38B
Total AUM (reported)
76.91M
Total Shares
Allocation by class
COM$856.87M62.1%
CL A$115.26M8.4%
COM CL A$88.82M6.4%
COM NEW$67.99M4.9%
SPONSORED ADS$43.36M3.1%
CL A COM$32.68M2.4%
SHARES CL A$24.86M1.8%
Portfolio Concentration
Top 3$156.94M11.4%
4–10$237.81M17.2%
11–25$300.17M21.8%
Rest$684.58M49.6%
Top 3 weight
11.4%
Top 10 weight
28.6%
Voting Authority Distribution
Total shares with voting rights: 76.91M
Sole
Full voting authority
76.91M
shares
% of voting shares100.0%
Shared
Joint voting authority
0.00
shares
% of voting shares0.0%
None
No voting authority
0.00
shares
% of voting shares0.0%
Investment Discretion (by position count)
Sole129
Shared0
Other0
Dominant voting typeSole · 100.0% of voting shares
Institutional Holdings129
Rows:
LANTHEUS HLDGS INC
SOLEShares670.88K
TypeSH
Market value$73.63M
5.34%
Sole
670.88K
Shared
0.00
None
0.00
ZETA GLOBAL HOLDINGS CORP
SOLEShares1.41M
TypeSH
Market value$41.92M
3.04%
Sole
1.41M
Shared
0.00
None
0.00
KRATOS DEFENSE &SEC SOLUTIO
SOLEShares1.78M
TypeSH
Market value$41.40M
3.00%
Sole
1.78M
Shared
0.00
None
0.00
TALEN ENERGY CORP
SOLEShares221.15K
TypeSH
Market value$39.42M
2.86%
Sole
221.15K
Shared
0.00
None
0.00
CELESTICA INC
SOLEShares730.95K
TypeSH
Market value$37.37M
2.71%
Sole
730.95K
Shared
0.00
None
0.00
CASTLE BIOSCIENCES INC
SOLEShares1.26M
TypeSH
Market value$35.81M
2.60%
Sole
1.26M
Shared
0.00
None
0.00
RADNET INC
SOLEShares491.36K
TypeSH
Market value$34.10M
2.47%
Sole
491.36K
Shared
0.00
None
0.00
QUANTERIX CORP
SOLEShares2.52M
TypeSH
Market value$32.67M
2.37%
Sole
2.52M
Shared
0.00
None
0.00
PHATHOM PHARMACEUTICALS INC
SOLEShares1.70M
TypeSH
Market value$30.73M
2.23%
Sole
1.70M
Shared
0.00
None
0.00
MODINE MFG CO
SOLEShares208.77K
TypeSH
Market value$27.72M
2.01%
Sole
208.77K
Shared
0.00
None
0.00
HONEST CO INC
SOLEShares7.67M
TypeSH
Market value$27.38M
1.98%
Sole
7.67M
Shared
0.00
None
0.00
GDS HLDGS LTD
SOLEShares1.30M
TypeSH
Market value$26.57M
1.93%
Sole
1.30M
Shared
0.00
None
0.00
GENIUS SPORTS LIMITED
SOLEShares3.17M
TypeSH
Market value$24.86M
1.80%
Sole
3.17M
Shared
0.00
None
0.00
AVID BIOSERVICES INC
SOLEShares2.09M
TypeSH
Market value$23.83M
1.73%
Sole
2.09M
Shared
0.00
None
0.00
CELLEBRITE DI LTD
SOLEShares1.22M
TypeSH
Market value$20.61M
1.49%
Sole
1.22M
Shared
0.00
None
0.00
TECNOGLASS INC
SOLEShares290.88K
TypeSH
Market value$19.97M
1.45%
Sole
290.88K
Shared
0.00
None
0.00
SWEETGREEN INC
SOLEShares555.57K
TypeSH
Market value$19.69M
1.43%
Sole
555.57K
Shared
0.00
None
0.00
TTM TECHNOLOGIES INC
SOLEShares1.06M
TypeSH
Market value$19.37M
1.40%
Sole
1.06M
Shared
0.00
None
0.00
KEMPER CORP
SOLEShares313.30K
TypeSH
Market value$19.19M
1.39%
Sole
313.30K
Shared
0.00
None
0.00
ACM RESH INC
SOLEShares921.45K
TypeSH
Market value$18.71M
1.36%
Sole
921.45K
Shared
0.00
None
0.00
KURA SUSHI USA INC
SOLEShares216.53K
TypeSH
Market value$17.44M
1.26%
Sole
216.53K
Shared
0.00
None
0.00
EXTREME NETWORKS
SOLEShares1.06M
TypeSH
Market value$15.94M
1.16%
Sole
1.06M
Shared
0.00
None
0.00
AMPHASTAR PHARMACEUTICALS IN
SOLEShares327.76K
TypeSH
Market value$15.91M
1.15%
Sole
327.76K
Shared
0.00
None
0.00
ALIGN TECHNOLOGY INC
SOLEShares60.39K
TypeSH
Market value$15.36M
1.11%
Sole
60.39K
Shared
0.00
None
0.00
QUINSTREET INC
SOLEShares801.69K
TypeSH
Market value$15.34M
1.11%
Sole
801.69K
Shared
0.00
None
0.00
| Issuer | Class | Shares | Type | Value / Portfolio % | Voting — Sole | Shared | None |
|---|---|---|---|---|---|---|---|
LANTHEUS HLDGS INCSOLE | COM | 670.88K | SH | $73.63M 5.34% | 670.88K | 0.00 | 0.00 |
ZETA GLOBAL HOLDINGS CORPSOLE | CL A | 1.41M | SH | $41.92M 3.04% | 1.41M | 0.00 | 0.00 |
KRATOS DEFENSE &SEC SOLUTIOSOLE | COM NEW | 1.78M | SH | $41.40M 3.00% | 1.78M | 0.00 | 0.00 |
TALEN ENERGY CORPSOLE | COM | 221.15K | SH | $39.42M 2.86% | 221.15K | 0.00 | 0.00 |
CELESTICA INCSOLE | COM | 730.95K | SH | $37.37M 2.71% | 730.95K | 0.00 | 0.00 |
CASTLE BIOSCIENCES INCSOLE | COM | 1.26M | SH | $35.81M 2.60% | 1.26M | 0.00 | 0.00 |
RADNET INCSOLE | COM | 491.36K | SH | $34.10M 2.47% | 491.36K | 0.00 | 0.00 |
QUANTERIX CORPSOLE | COM | 2.52M | SH | $32.67M 2.37% | 2.52M | 0.00 | 0.00 |
PHATHOM PHARMACEUTICALS INCSOLE | COM | 1.70M | SH | $30.73M 2.23% | 1.70M | 0.00 | 0.00 |
MODINE MFG COSOLE | COM | 208.77K | SH | $27.72M 2.01% | 208.77K | 0.00 | 0.00 |
HONEST CO INCSOLE | COM | 7.67M | SH | $27.38M 1.98% | 7.67M | 0.00 | 0.00 |
GDS HLDGS LTDSOLE | SPONSORED ADS | 1.30M | SH | $26.57M 1.93% | 1.30M | 0.00 | 0.00 |
GENIUS SPORTS LIMITEDSOLE | SHARES CL A | 3.17M | SH | $24.86M 1.80% | 3.17M | 0.00 | 0.00 |
AVID BIOSERVICES INCSOLE | COM | 2.09M | SH | $23.83M 1.73% | 2.09M | 0.00 | 0.00 |
CELLEBRITE DI LTDSOLE | ORDINARY SHARES | 1.22M | SH | $20.61M 1.49% | 1.22M | 0.00 | 0.00 |
TECNOGLASS INCSOLE | ORD SHS | 290.88K | SH | $19.97M 1.45% | 290.88K | 0.00 | 0.00 |
SWEETGREEN INCSOLE | COM CL A | 555.57K | SH | $19.69M 1.43% | 555.57K | 0.00 | 0.00 |
TTM TECHNOLOGIES INCSOLE | COM | 1.06M | SH | $19.37M 1.40% | 1.06M | 0.00 | 0.00 |
KEMPER CORPSOLE | COM | 313.30K | SH | $19.19M 1.39% | 313.30K | 0.00 | 0.00 |
ACM RESH INCSOLE | COM CL A | 921.45K | SH | $18.71M 1.36% | 921.45K | 0.00 | 0.00 |
KURA SUSHI USA INCSOLE | CL A COM | 216.53K | SH | $17.44M 1.26% | 216.53K | 0.00 | 0.00 |
EXTREME NETWORKSSOLE | COM | 1.06M | SH | $15.94M 1.16% | 1.06M | 0.00 | 0.00 |
AMPHASTAR PHARMACEUTICALS INSOLE | COM | 327.76K | SH | $15.91M 1.15% | 327.76K | 0.00 | 0.00 |
ALIGN TECHNOLOGY INCSOLE | COM | 60.39K | SH | $15.36M 1.11% | 60.39K | 0.00 | 0.00 |
QUINSTREET INCSOLE | COM | 801.69K | SH | $15.34M 1.11% | 801.69K | 0.00 | 0.00 |
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