Mass General Brigham, Inc Quant / Systematic

Location: Somerville, MA

CIK: 0001678378 · Show all filings

Period: Q3 2026 (← Previous)

Filing Date: Nov 3, 2026

Total Value: $456M (100.0% shares, 0.0% debt)

Holdings (9)

New Positions (4)

VT VANGUARD INTL EQUITY INDEX F 65.8%
Value $300M Shares 1,898,645 Share Price $158.25 Est. Cost/Share $158.60 Unrealized @ Report Date -0.5%
SPCX SPACE EXPLORATION TECHN CORP 7.7%
Value $35.32M Shares 234,140 Share Price $150.86 Est. Cost/Share $138.41 Unrealized @ Report Date +9.0%
LYNX LYNTRIS INC 5.2%
Value $23.6M Shares 1,916,964 Share Price $12.31 Est. Cost/Share $13.49 Unrealized @ Report Date -8.5%
IOT SAMSARA INC 0.3%
Value $1.517M Shares 39,772 Share Price $38.13 Est. Cost/Share $38.33 Unrealized @ Report Date -0.5%

Increased Positions (1)

MAZE MAZE THERAPEUTICS INC 1.5%
Value $6.785M (-5.3%) Shares 249,636 (+4.0%) Share Price $27.18 Est. Cost/Share $34.11 Unrealized @ Report Date -20.3%

Exited Positions (1)

ACWI ISHARES TR 43.3%
Value $198M Shares 1,259,657 Share Price $156.97 Est. Cost/Share $140.34 Unrealized @ Report Date +13.1%

Decreased Positions (1)

KRMN KARMAN HLDGS INC 1.5%
Value $6.784M (-91.3%) Shares 209,261 (-86.6%) Share Price $32.42 Est. Cost/Share $72.41 Unrealized @ Report Date -55.2%

Unchanged Positions (3)

RVMD REVOLUTION MEDICINES INC 15.5%
Value $70.63M Shares 344,091 Share Price $205.26 Est. Cost/Share $30.26 Unrealized @ Report Date +578.4%
TNGX TANGO THERAPEUTICS INC 1.9%
Value $8.837M Shares 354,192 Share Price $24.95 Est. Cost/Share $10.72 Unrealized @ Report Date +132.8%
MDLN MEDLINE INC 0.5%
Value $2.374M Shares 68,413 Share Price $34.70 Est. Cost/Share $43.44 Unrealized @ Report Date -20.1%