Rubric Capital Management LP
SEC insider (Form 3/4/5 filer). CIK 0001687509. 10% Owner at HERON THERAPEUTICS, INC. /DE/ (HRTX) and 2 other issuers. 27 reported Form 4/5 transactions since Sep 2024; latest on Oct 15, 2025. Located in NEW YORK, NY.
Companies Rubric Capital Management LP has filed insider reports for
- HERON THERAPEUTICS, INC. /DE/ (HRTX): 10% Owner
- COLLEGIUM PHARMACEUTICAL, INC (COLL): 10% Owner
- Talen Energy Corp (TLN): 10% Owner
Rubric Capital Management LP
CIK: 0001687509
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Discretionary Trading P&L
Holdings
Transaction History (27 total)
- Oct 15, 2025HRTX
HERON THERAPEUTICS, INC. /DE/
ConversionIndirect946.1K shares- - Aug 13, 2025COLL
COLLEGIUM PHARMACEUTICAL, INC
SaleIndirect25K shares at avg. $37.85$946K - Aug 8, 2025HRTX
HERON THERAPEUTICS, INC. /DE/
PurchaseIndirect2.4M shares at avg. $1.50$3.6M - Jun 27, 2025TLN
Talen Energy Corp
SaleIndirect1.1K shares at avg. $298.14$339K - Jun 27, 2025TLN
Talen Energy Corp
SaleIndirect76.5K shares at avg. $296.38$22.7M - Jun 27, 2025TLN
Talen Energy Corp
SaleIndirect8K shares at avg. $292.82$2.3M - Jun 27, 2025TLN
Talen Energy Corp
SaleIndirect2.4K shares at avg. $293.34$694K - Jun 27, 2025TLN
Talen Energy Corp
SaleIndirect12.3K shares at avg. $294.65$3.6M - Jun 27, 2025TLN
Talen Energy Corp
SaleIndirect51.8K shares at avg. $295.62$15.3M - Jun 27, 2025TLN
Talen Energy Corp
SaleIndirect25.9K shares at avg. $297.70$7.7M
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Oct 15, 2025 |  HRTX HERON THERAPEUTICS, INC. /DE/ | Conversion | 946,100 | - | - | Indirect |
| Aug 13, 2025 |  COLL COLLEGIUM PHARMACEUTICAL, INC | Sale | 25,000 | $37.85 | $946,250 | Indirect |
| Aug 8, 2025 | HRTX HERON THERAPEUTICS, INC. /DE/ | Purchase | 2,387,225 | $1.50 | $3,580,838 | Indirect |
| Jun 27, 2025 |  TLN Talen Energy Corp | Sale | 1,137 | $298.14 | $338,984 | Indirect |
| Jun 27, 2025 | TLN Talen Energy Corp | Sale | 76,545 | $296.38 | $22,686,262 | Indirect |
| Jun 27, 2025 | TLN Talen Energy Corp | Sale | 7,950 | $292.82 | $2,327,905 | Indirect |
| Jun 27, 2025 | TLN Talen Energy Corp | Sale | 2,365 | $293.34 | $693,740 | Indirect |
| Jun 27, 2025 | TLN Talen Energy Corp | Sale | 12,290 | $294.65 | $3,621,304 | Indirect |
| Jun 27, 2025 | TLN Talen Energy Corp | Sale | 51,810 | $295.62 | $15,316,285 | Indirect |
| Jun 27, 2025 | TLN Talen Energy Corp | Sale | 25,903 | $297.70 | $7,711,204 | Indirect |
1-10 of 27 transactions