Parkman Healthcare Partners LLC

CIK 1777015 · View on SEC EDGAR ↗

Portfolio value
$976.8M
#2,495 of 9,443 by 13F value · top 26.4%
Positions
77
As of
June 30, 2026

Portfolio value QoQ: +0.7% 13F does not disclose cash

Top 10 holdings weight
33.49%
Top 25 holdings weight
63.56%
Positions above 1%
40
Effective number of positions
46.7

Based on 13F long-equity holdings only (cash, bonds, shorts not disclosed)

Turnover Q2 2026: 28.35% Est. buys $275,892,837 · sells $361,801,571

Median holding: 3.0 quarters Tracked Q4 2024–Q2 2026 · 41.4% still held

New positions
18
Increased
27
Decreased
30
Closed
30

Put-notional exposure: 0.3% puts 13F reports option positions at underlying notional value — may include hedges, not necessarily bearish bets

On this page

Performance vs S&P 500

Tracked Q4 2024–Q2 2026
+32.7%
S&P 500 total return (same window)
+28.1%
Excess return
+4.6%

Annualized: +20.8% · S&P 500: +18.0%

Approximates a buy-and-hold portfolio built from quarterly SEC 13F snapshots. Excludes cash, short positions, options/derivatives, and non-13(f) securities — reflects the disclosed long-equity book only, not total fund AUM. SEC filing lag is up to 45 days; this is not a real-time-copyable timing.

Priceable coverage: 96.9% · Options excluded: 1.1%

Sector breakdown

Healthcare
98.8%
Other/Unmapped
1.2%

Full portfolio 77 positions

Type Streak 8Q trend
MBX MBX Biosciences, Inc. - Common Stock $44,169,550 4.52% 800,173 $20,288,446 Up ×1
LLY Eli Lilly and Company Common Stock $41,980,050 4.30% 35,000 $10,141,292 Up ×1
CVS CVS Health Corporation Common Stock $40,530,779 4.15% 391,791 $12,714,462 Up ×1
DXCM DexCom, Inc. - Common Stock $36,016,557 3.69% 534,767 $-7,304,265 Down ×1
PTCT PTC Therapeutics, Inc. - Common Stock $35,539,315 3.64% 435,691 $6,150,486 Up ×2
RCUS Arcus Biosciences, Inc. Common Stock $28,340,971 2.90% 919,266 $2,263,853 Down ×1
GPCR Structure Therapeutics Inc. - American Depositary Shares $26,065,426 2.67% 485,661 $14,878,543 Up ×2
VRDN Viridian Therapeutics, Inc. - Common Stock $25,306,071 2.59% 1,377,576 $14,392,843 Up ×1
AGIO Agios Pharmaceuticals, Inc. - Common Stock $24,828,297 2.54% 669,046 $11,177,046 Up ×2
INBX Inhibrx Biosciences, Inc. - Common Stock $24,346,013 2.49% 256,950 Up ×1
XENE Xenon Pharmaceuticals Inc. - Common Shares $23,985,796 2.46% 397,379 $-4,916,789 Down ×1
EWTX Edgewise Therapeutics, Inc. - Common Stock $23,444,973 2.40% 577,036 $13,275,891 Up ×1
UNH UnitedHealth Group Incorporated Common Stock (DE) $23,242,445 2.38% 55,921
SYK Stryker Corporation Common Stock $21,400,619 2.19% 67,973 $-29,455,584 Down ×1
IQV IQVIA Holdings, Inc. Common Stock $20,444,801 2.09% 105,811 $5,658,642 Up ×3
ZBH Zimmer Biomet Holdings, Inc. Common Stock $20,020,832 2.05% 232,557 $-4,352,512 Down ×1
PODD Insulet Corporation - Common Stock $20,002,301 2.05% 131,378 $-12,850,459 Down ×1
ASMB Assembly Biosciences, Inc. - Common Stock $19,818,054 2.03% 721,181 $8,406,505 Up ×2
SNDX Syndax Pharmaceuticals, Inc. - Common Stock $19,176,816 1.96% 877,256 $-1,882,481 Down ×1
EYPT EyePoint, Inc. - Common Stock $18,420,731 1.89% 1,288,163 $957,359 Down ×1
THC Tenet Healthcare Corporation Common Stock $18,199,142 1.86% 97,280 $8,740,431 Up ×1
LIVN LivaNova PLC - Ordinary Shares $17,311,800 1.77% 210,529 $-8,364,215 Down ×2
ANIP ANI Pharmaceuticals, Inc. - Common Stock $16,796,641 1.72% 202,907 $-4,779,577 Down ×1
BCRX BioCryst Pharmaceuticals, Inc. - Common Stock $16,242,790 1.66% 1,624,279 $-18,312 Down ×1
ALNY Alnylam Pharmaceuticals, Inc. - Common Stock $15,253,792 1.56% 50,672 $6,348,095 Up ×1
INDV Indivior Pharmaceuticals, Inc. - Common Stock $14,945,957 1.53% 364,269 Up ×1
NVST Envista Holdings Corporation Common Stock $14,595,687 1.49% 553,916 $-3,459,964 Down ×1
DRUG Bright Minds Biosciences Inc. - common stock $14,394,721 1.47% 205,053 $11,468,770 Up ×1
XERS Xeris Biopharma Holdings, Inc. - Common Stock $14,316,358 1.47% 1,807,621 $4,333,027 Up ×2
AVTX Avalo Therapeutics, Inc. - Common Stock $14,161,039 1.45% 766,290 Up ×1
FDMT 4D Molecular Therapeutics, Inc. - Common Stock $12,610,847 1.29% 948,184 $7,745,655 Up ×3
IMNM Immunome, Inc. - Common Stock $12,591,140 1.29% 594,202 $3,766,879 Up ×2
STOK Stoke Therapeutics, Inc. - Common Stock $11,630,095 1.19% 355,443 $673,036 Up ×1
WAT Waters Corporation Common Stock $11,328,458 1.16% 30,206 $3,452,541 Up ×1
ANRO Alto Neuroscience, Inc. Common Stock $11,322,234 1.16% 429,035 Up ×1
ORKA Oruka Therapeutics, Inc. - Common Stock $10,772,102 1.10% 113,188 Up ×1
ADPT Adaptive Biotechnologies Corporation - Common Stock $10,445,807 1.07% 486,984 $2,786,615 Down ×1
ABSI Absci Corporation - Common Stock $10,365,795 1.06% 894,374 $4,771,377 Down ×1
MLYS Mineralys Therapeutics, Inc. - Common Stock $10,261,951 1.05% 380,354 $-35,960 Up ×1
COGT Cogent Biosciences, Inc. - Common Stock $9,805,226 1.00% 253,365 $5,951,376 Up ×1
QURE uniQure N.V. - Ordinary Shares $9,588,310 0.98% 208,170 $6,206,443 Up ×1
TARS Tarsus Pharmaceuticals, Inc. - Common Stock $9,441,000 0.97% 150,000 Up ×1
AMRX Amneal Pharmaceuticals, Inc. - Class A Common Stock $9,367,999 0.96% 541,190 $5,629,652 Up ×1
IRTC iRhythm Holdings, Inc. - Common Stock $8,001,410 0.82% 67,267 $3,265,857 Up ×1
CYRX CryoPort, Inc. - Common Stock $7,980,687 0.82% 508,324 Up ×1
BSX Boston Scientific Corporation Common Stock $7,702,929 0.79% 180,481 $-20,457,263 Down ×2
CLYM Climb Bio, Inc. - Common Stock $7,347,831 0.75% 563,484
AMLX Amylyx Pharmaceuticals, Inc. - Common Stock $7,162,125 0.73% 398,782 $-1,476,141 Down ×1
UPB Upstream Bio, Inc. - Common Stock $6,471,909 0.66% 935,247 $-609,138 Up ×1
RMD ResMed Inc. Common Stock $6,427,727 0.66% 32,983
URGN UroGen Pharma Ltd. - Ordinary Shares $6,405,555 0.66% 174,064 $1,461,055 Down ×1
ALGN Align Technology, Inc. - Common Stock $6,234,180 0.64% 36,963 $2,594,207 Up ×1
CARL Carlsmed, Inc. - Common Stock $6,200,161 0.63% 597,318 $1,483,998 Up ×1
AVAH Aveanna Healthcare Holdings Inc. - Common Stock $6,122,845 0.63% 714,451 Up ×1
CDNA CareDx, Inc. - Common Stock $5,768,885 0.59% 202,417 $710,563 Down ×1
SIBN SI-BONE, Inc. - Common Stock $5,364,156 0.55% 328,686 $646,182 Down ×3
VIR Vir Biotechnology, Inc. - Common Stock $4,843,093 0.50% 475,279 $363,093 Down ×1
ERAS Erasca, Inc. - Common Stock $4,739,091 0.49% 258,684 $-1,841,347 Down ×1
SI Shoulder Innovations, Inc. Common Stock $4,587,579 0.47% 226,212 Up ×1
WAY Waystar Holding Corp. - Common Stock $4,187,833 0.43% 203,986 $-6,494,295 Down ×1
ATEC Alphatec Holdings, Inc. - Common Stock $3,892,007 0.40% 449,943 $-5,070,534 Down ×1
ANNX Annexon, Inc. - common stock $3,660,276 0.37% 641,029 $-73,756 Down ×1
CSTL Castle Biosciences, Inc. - Common stock $3,453,265 0.35% 144,791 $356,282 Up ×1
Unknown issuer (CUSIP: 60365F109) $3,385,368 0.35% 226,446 $-1,349,106 Down ×1
EIKN Eikon Therapeutics, Inc. - Common Stock $3,341,492 0.34% 256,053 Up ×1
VTRS Viatris Inc. - Common Stock $3,176,000 0.33% 200,000 Up ×1
Unknown issuer (CUSIP: 384747951) $3,140,420 0.32% 46,000 Put option Up ×1
AORT Artivion, Inc. Common Stock $3,121,982 0.32% 138,940 $-6,106,771 Down ×1
AXSM Axsome Therapeutics, Inc. - Common Stock $2,447,700 0.25% 10,000 Up ×1
OPRX OptimizeRx Corporation - Common Stock $2,003,985 0.21% 350,347 $-2,576,452 Down ×1
NSPR InspireMD Inc. - Common Stock $1,691,804 0.17% 2,416,518 $-2,247,120
Unknown issuer (CUSIP: 423494103) $1,652,850 0.17% 45,000 Up ×1
LUNG Pulmonx Corporation - Common Stock $840,533 0.09% 646,564 $-134,237 Down ×1
SPRY ARS Pharmaceuticals, Inc. - Common Stock $822,627 0.08% 102,700 Up ×1
EDAP EDAP TMS S.A. - American Depositary Shares, each representing One Ordinary Share $802,030 0.08% 154,832 $226,055
OVID Ovid Therapeutics Inc. - Common Stock $532,477 0.05% 197,947 $70,262 Down ×1
ENTX Entera Bio Ltd. - Ordinary Shares $485,860 0.05% 274,497 $165,436 Down ×1

Conviction holdings

Positions increased for 3+ consecutive quarters.

Share counts are as reported in 13F filings (not split-adjusted)

Security Value % of portfolio Streak
IQV $20,444,801 2.09% up ×3
FDMT $12,610,847 1.29% up ×3

Biggest new bets

New positions opened this quarter, largest first.

Security Value Shares % of portfolio
INBX $24,346,013 256,950 2.49%
UNH $23,242,445 55,921 2.38%
INDV $14,945,957 364,269 1.53%
AVTX $14,161,039 766,290 1.45%
ANRO $11,322,234 429,035 1.16%
ORKA $10,772,102 113,188 1.10%
TARS $9,441,000 150,000 0.97%
CYRX $7,980,687 508,324 0.82%
CLYM $7,347,831 563,484 0.75%
RMD $6,427,727 32,983 0.66%
AVAH $6,122,845 714,451 0.63%
SI $4,587,579 226,212 0.47%
EIKN $3,341,492 256,053 0.34%
VTRS $3,176,000 200,000 0.33%
Unknown issuer (CUSIP: 384747951) $3,140,420 46,000 0.32%

Top movers (QoQ)

Security Action Shares Δ Value Δ
SYK Trimmed -87K -$29.5M
BSX Trimmed -268K -$20.5M
MBX Bought more +136 +$20.3M
GPCR Bought more +254K +$14.9M
VRDN Bought more +820K +$14.4M
EWTX Bought more +254K +$13.3M
PODD Trimmed -25K -$12.9M
CVS Bought more +4K +$12.7M
DRUG Bought more +165K +$11.5M
AGIO Bought more +266K +$11.2M

Exited positions

Includes corporate events (mergers, delistings) — not all exits are sells

Closed positions reflect 13F reporting changes; for index managers these are often mechanical (delisting, M&A, index rebalancing), not active decisions.

SecurityQuarter Shares before Value before Price since exit
QQQ Dec. 31, 2025 80,000 $48,029,600
KALV June 30, 2026 1,835,506 $36,948,736 No longer tracked
BDX June 30, 2025 120,283 $27,552,024 39.4%
UNH June 30, 2025 50,213 $26,299,059 24.2%
MASI March 31, 2026 200,000 $26,012,000 No longer tracked
TERN March 31, 2026 620,877 $25,083,431 No longer tracked
QGENXXXX March 31, 2026 494,351 $22,230,964 No longer tracked
FOLD March 31, 2026 1,487,283 $21,178,910 No longer tracked
ITCI March 31, 2025 243,123 $20,305,633 No longer tracked
QGEN June 30, 2026 500,000 $20,020,000 12.2%
ABT March 31, 2025 176,994 $20,019,791 -13.8%
VRNA Sept. 30, 2025 197,898 $18,717,193 No longer tracked
ABBV June 30, 2026 75,000 $16,311,750 4.8%
MTD March 31, 2026 10,988 $15,319,360 10.4%
RVTY Sept. 30, 2025 157,196 $15,203,997 40.1%
GILD Sept. 30, 2025 131,675 $14,598,807 30.5%
A March 31, 2026 100,000 $13,607,000 37.2%
ILMN June 30, 2026 110,370 $13,604,206 19.4%
DHR March 31, 2026 58,889 $13,480,870 12.9%
EW June 30, 2026 167,155 $13,385,772 -1.2%
NBIX June 30, 2026 99,069 $13,051,350 -8.6%
KNSA June 30, 2026 259,184 $12,479,710 22.0%
MCK June 30, 2026 12,676 $10,969,303 13.4%
UNH March 31, 2026 31,875 $10,522,256 43.1%
UTHR Dec. 31, 2025 22,000 $9,222,620 8.0%
NUVL June 30, 2026 88,078 $9,023,591 No longer tracked
AXGN June 30, 2026 268,160 $8,884,141 0.7%
MRUS Sept. 30, 2025 162,980 $8,572,748 No longer tracked
INCY Dec. 31, 2025 100,442 $8,518,486 29.1%
IDXX June 30, 2026 15,000 $8,428,350 3.8%
ANIP Sept. 30, 2025 128,478 $8,383,190 -15.2%
ACLX March 31, 2026 128,111 $8,352,837 No longer tracked
REPL Sept. 30, 2025 896,710 $8,330,436 249.0%
ASND Dec. 31, 2025 40,343 $8,020,592 20.9%
LLY Dec. 31, 2025 10,000 $7,630,000 16.3%
DGX Sept. 30, 2025 40,997 $7,364,291 26.2%
DOCS March 31, 2026 162,276 $7,185,581 9.5%
BMRN Dec. 31, 2025 125,949 $6,821,398 13.8%
APGE June 30, 2026 77,686 $6,538,831 1.6%
COO June 30, 2026 89,883 $6,426,635 5.7%
OM Dec. 31, 2025 454,512 $6,417,709 17.3%
BIIB March 31, 2026 35,425 $6,234,446 17.6%
DAWN March 31, 2026 645,544 $6,016,470 No longer tracked
ALKS Sept. 30, 2025 200,000 $5,722,000 60.2%
TNGX June 30, 2026 266,127 $5,567,377 -23.1%
TMDX March 31, 2026 45,174 $5,495,417 -7.3%
SDGR March 31, 2026 298,939 $5,345,029 74.1%
VERA March 31, 2026 100,564 $5,092,561 -21.3%
RMD June 30, 2025 22,622 $5,063,935 -10.9%
BCYC March 31, 2025 352,481 $4,934,734 -48.6%
RARE June 30, 2026 235,000 $4,923,250 -21.8%
PHLT Sept. 30, 2025 1,214,272 $4,857,088 No longer tracked
ABVX Dec. 31, 2025 55,197 $4,686,225 -11.4%
JAZZ March 31, 2025 37,751 $4,649,036 101.7%
SUPN June 30, 2026 85,062 $4,396,855 2.0%
TEVA March 31, 2025 196,805 $4,337,582 141.8%
PGEN March 31, 2026 1,002,826 $4,191,813 88.6%
CAI June 30, 2026 229,912 $4,110,827 40.0%
SYRE March 31, 2026 124,485 $4,078,129 116.5%
CVRX June 30, 2026 429,507 $4,063,136 -43.1%
NARI March 31, 2025 77,223 $3,942,234 No longer tracked
GH June 30, 2025 89,329 $3,805,415 219.6%
ETON March 31, 2025 276,890 $3,688,175 369.5%
MNKD March 31, 2026 640,356 $3,630,819 75.7%
PCVX June 30, 2025 93,431 $3,527,955 91.6%
ICLR March 31, 2025 15,874 $3,328,937 -1.3%
TVTX March 31, 2026 86,297 $3,297,408 118.7%
WGS June 30, 2026 50,778 $3,260,963 18.5%
VCYT June 30, 2026 101,237 $3,260,844 -29.5%
STRO March 31, 2025 1,727,925 $3,179,382 3249.2%
CERT March 31, 2026 348,750 $3,072,488 50.7%
CMPS June 30, 2026 554,411 $3,065,893 -2.4%
MLTX March 31, 2025 54,294 $2,940,020 -59.4%
INSM June 30, 2025 37,901 $2,891,467 24.6%
DVAX Dec. 31, 2025 271,306 $2,694,069 No longer tracked
NRIX Sept. 30, 2025 228,271 $2,600,007 193.1%
TVRD Dec. 31, 2025 65,000 $2,533,050 -56.9%
BFLY March 31, 2025 750,000 $2,340,000 306.3%
PTGX March 31, 2026 25,973 $2,268,482 44.1%
SLDB June 30, 2026 308,844 $2,223,677 -5.7%
KROS June 30, 2025 217,753 $2,218,903 -18.1%
BFLY June 30, 2026 544,477 $2,199,687 10.0%
NAMS June 30, 2025 100,955 $2,066,549 54.6%
ARVN March 31, 2025 106,871 $2,048,717 30.1%
LFST March 31, 2025 277,471 $2,044,961 89.2%
OSCR March 31, 2025 125,000 $1,680,000 135.1%
QDEL June 30, 2026 101,764 $1,671,983 -17.8%
ICAD June 30, 2025 781,670 $1,610,240 No longer tracked
RXST June 30, 2026 249,989 $1,539,932 25.7%
MRVI June 30, 2025 660,000 $1,458,600 246.7%
ACHC March 31, 2026 100,000 $1,419,000 14.5%
INSP March 31, 2026 15,000 $1,383,450 17.7%
QTRX June 30, 2026 341,453 $1,201,915 -29.3%
ARDX Sept. 30, 2025 301,086 $1,180,257 -28.1%
SENS March 31, 2026 206,793 $1,141,497 39.8%
SLN June 30, 2025 401,746 $1,132,924 128.6%
ORIC June 30, 2025 203,006 $1,132,773 38.3%
PLSE June 30, 2026 50,125 $1,082,199 72.3%
CRNX March 31, 2026 22,852 $1,063,761 133.3%
RPID March 31, 2026 354,465 $1,027,949 -26.0%
MAZE June 30, 2026 31,844 $950,543 -2.6%
RVPH March 31, 2025 514,273 $930,834 No longer tracked
THRD March 31, 2025 86,707 $892,215 No longer tracked
MASS Dec. 31, 2025 100,368 $879,224 97.5%
MDLN March 31, 2026 20,558 $863,436 -25.9%
CBLL March 31, 2025 32,002 $828,212 24.6%
ATYR Sept. 30, 2025 150,000 $760,500 -27.9%
ADMA June 30, 2026 82,443 $742,811 17.2%
CLYM March 31, 2025 290,491 $522,884 1306.5%
RLAY June 30, 2025 188,052 $492,696 479.6%
TMCI March 31, 2026 199,393 $488,513 235.4%
VYNE June 30, 2025 217,978 $344,405 No longer tracked
ARAY June 30, 2026 884,578 $343,305 17.6%
IRWD June 30, 2025 205,086 $301,476 490.3%