Q2 2026 13F · SEC CIK 2053668

Postrock Partners LLC

Institutional asset managerFiled 2026-07-24 for Q2 2026. Open the filing ↗ · All SEC filings ↗

Reported 13F value: $245.9M
Reported positions: 78
Holdings vs S&P 500, 3 yrs: —
Assets under management: $489.1M

Postrock Partners LLC is an institutional asset manager that reported 78 positions worth $245.9M in its Q2 2026 13F, filed 2026-07-24. Its largest holdings were Apple Inc (AAPL, 16.9%), Berkshire Hathaway Inc Del (BRK-A, 13.4%), Alphabet Inc (GOOGL, 7.0%).

Postrock Partners LLC holdings largest 50 of 78 positions.

Weights are shares of the filer's total reported 13F value, compared with Q1 2026. Share changes may reflect splits; weight changes also reflect price moves. A 13F shows long US-listed positions only, up to 135 days after the fact.

Postrock Partners LLC 13F holdings
Stock	% of 13F value	Q1 2026	Shares	Share change	Reported value
AAPLApple Inc	16.9%	16.9%	143,624	+0.0%	$41.6M
BRK-ABerkshire Hathaway Inc Del	13.4%	14.6%	44	+0.0%	$32.9M
GOOGLAlphabet Inc	7.0%	6.4%	48,158	+0.0%	$17.2M
FASTFastenal Co	6.6%	7.3%	338,720	+0.0%	$16.3M
IVVIshares Tr	5.6%	5.3%	18,522	+5.9%	$13.9M
GOOGAlphabet Inc	4.0%	3.7%	27,890	+0.0%	$9.9M
VVisa Inc	4.0%	4.0%	28,506	+0.0%	$9.8M
NVDANvidia Corporation	3.7%	3.6%	45,026	+0.1%	$9.0M
BKNGBooking Holdings Inc	3.6%	3.8%	49,150	+2400.0%	$8.8M
QCOMQualcomm Inc	2.7%	2.1%	36,024	+0.0%	$6.7M
MUMicron Technology Inc	2.6%	0.9%	5,493	+0.0%	$6.3M
AMDAdvanced Micro Devices Inc	2.2%	0.9%	9,109	+0.0%	$5.3M
AMZNAmazon Com Inc	1.7%	1.7%	17,741	+0.2%	$4.2M
ROSTRoss Stores Inc	1.5%	1.7%	17,257	+0.0%	$3.7M
HEIHeico Corp New	1.4%	1.3%	9,922	+0.0%	$3.5M
WMTWalmart Inc	1.1%	1.3%	22,883	+0.0%	$2.6M
IBMPIshares Ibonds	1.0%	1.1%	98,576	+2.0%	$2.5M
UBERUber Technologies Inc	1.0%	1.1%	32,923	+0.8%	$2.4M
PANWPalo Alto Networks Inc	0.9%	0.5%	6,793	+0.0%	$2.3M
SPGIS&p Global Inc	0.9%	1.0%	5,224	+0.4%	$2.1M
RBARb Global Inc	0.8%	0.8%	17,780	+0.0%	$2.1M
VRSKVerisk Analytics Inc	0.8%	0.9%	10,521	+0.0%	$1.9M
VEEVVeeva Sys Inc	0.8%	0.9%	10,470	+0.0%	$1.9M
MSFTMicrosoft Corp	0.7%	0.8%	4,753	+1.5%	$1.8M
UPSUnited Parcel Svcs Inc	0.7%	0.7%	14,916	+0.0%	$1.6M
CTSHCognizant Technology Solutio	0.6%	1.1%	39,522	+0.0%	$1.5M
LOPEGrand Canyon Ed Inc	0.6%	0.8%	10,385	+0.0%	$1.5M
TECHBio-Techne Corp	0.6%	0.5%	21,006	+0.0%	$1.5M
SCHWCharles Schwab Corp (the)	0.6%	0.7%	15,444	+2.4%	$1.4M
SPYState Str Spdr S&p 500 ETF T	0.5%	0.5%	1,800	+0.0%	$1.3M
TSCOTractor Supply Co	0.5%	0.9%	42,225	+0.0%	$1.3M
JPMJpmorgan Chase & Co	0.5%	0.5%	3,502	+0.0%	$1.1M
ROLRollins Inc	0.5%	0.7%	27,169	+0.0%	$1.1M
BLKBlackrock Inc	0.4%	0.5%	1,134	+0.0%	$1.1M
IBMOIshares Ibonds	0.4%	0.4%	38,606	+5.3%	$990K
AMTAmerican Tower Corp	0.4%	0.5%	6,015	+0.0%	$984K
COSTCostco Wholesale Corporation	0.4%	0.5%	1,038	+0.0%	$971K
SUBIshares Tr	0.4%	0.4%	8,400	+0.0%	$894K
EMBIshares Tr	0.4%	0.4%	9,000	+0.0%	$868K
CPRTCopart Inc	0.3%	0.5%	30,180	+0.0%	$851K
IJRIshares Tr	0.3%	0.3%	5,441	+13.4%	$807K
IWMIshares Tr	0.3%	0.3%	2,506	+0.0%	$753K
SNPSSynopsys Inc	0.3%	0.3%	1,683	+0.0%	$751K
IWRIshares Tr	0.3%	0.3%	6,376	+0.0%	$703K
CGNXCognex Corp	0.3%	—	9,694	—	$702K
AMATApplied Matls Inc	0.3%	—	936	—	$677K
AGGIshares Tr	0.3%	0.3%	6,784	+0.0%	$671K
MSIMotorola Solutions Inc	0.3%	0.3%	1,615	+0.0%	$671K
MPCMarathon Petroleum	0.3%	0.3%	2,565	+0.0%	$656K
GEVGe Vernova Inc	0.3%	—	546	—	$641K

What Postrock Partners LLC bought and sold in Q2 2026, against Q1 2026.

New positions

Q1 2026's filing was too long to tell new positions apart.

Added to

BKNG Booking Holdings Inc+2400.0% shares
IJR Ishares Tr+13.4% shares
IVV Ishares Tr+5.9% shares
IBMO Ishares Ibonds+5.3% shares

Reduced

No position shrank by more than 5%.

Left the top 50

BMOP Bny Mellon Municipal Opportunities ETFwas 0.3%
IVE Ishares Trwas 0.3%
DHR Danaher Corp Delwas 0.3%

Share counts compared with the Q1 2026 13F; a split also changes share counts. The latest filing lists more than 50 positions, so a position that left the top 50 may still be held.

How the holdings did against the S&P 500.

1 year: +15.6% /yr; S&P 500 +20.1%
3 years: —
5 years: —

A portfolio of the filer's 20 largest 13F positions, weighted by value, bought the trading day after each 13F was filed and held until the next one was: what copying this filer could have earned. 13Fs show long US-listed positions only, so this is an estimate of the stock picks, not the fund's reported returns.

Reported 13F value by quarter.

13F value by quarter
Quarter	13F value	Positions
Q2 2026	$245.9M	78
Q1 2026	$216.2M	82
Q4 2025	$230.2M	80
Q3 2025	$226.1M	83
Q2 2025	$209.1M	82
Q1 2025	$202.1M	80
Q4 2024	$206.4M	84

Questions about Postrock Partners LLC's portfolio

What stocks does Postrock Partners LLC own?

Postrock Partners LLC's latest 13F, for Q2 2026 and filed Jul 24, 2026, lists 78 positions worth $245.9M. The largest are Apple Inc (AAPL) at 16.9%, Berkshire Hathaway Inc Del (BRK-A) at 13.4%, Alphabet Inc (GOOGL) at 7.0%, Fastenal Co (FAST) at 6.6% and Ishares Tr (IVV) at 5.6%.

What did Postrock Partners LLC buy last quarter?

In Q2 2026, Postrock Partners LLC added Booking Holdings Inc (BKNG) (+2400.0% shares), Ishares Tr (IJR) (+13.4% shares) and Ishares Tr (IVV) (+5.9% shares), compared with its Q1 2026 filing.

What did Postrock Partners LLC sell last quarter?

In Q2 2026, Postrock Partners LLC cut from its top 50 Bny Mellon Municipal Opportunities ETF (BMOP), cut from its top 50 Ishares Tr (IVE) and cut from its top 50 Danaher Corp Del (DHR), compared with its Q1 2026 filing.

When is Postrock Partners LLC's next 13F filing due?

13F filings are due 45 days after each quarter ends. Postrock Partners LLC's filing for the quarter ending Sep 30, 2026 is due by Nov 14, 2026; this page updates the day after it is published.

How much money does Postrock Partners LLC manage?

Postrock Partners LLC reported $489.1M of regulatory assets under management on its latest SEC Form ADV. Its 13F, which covers only US-listed stocks and options, totals $245.9M.