WPRT

Westport Fuel Systems Inc$1.84 0.55%
IndustrialsUSCUSIP 960908507· EOD Aug 25, 2026◍ Confluence graph
Tracked 13F Holders
41
-25 QoQ
13F Value (tracked)
$5.7M
Insider Net · 180d
$0
0↑ 0↓
Recent Filings
15
Smart-money sentimentBullish
BearishBullish
13F funds (latest Q)5 adding · 2 trimming
Insider net (180d)$0

Price & smart-money activity

$1.84 0.55%5Y -95.2%
$1.45$11.64$21.83$32.02$42.21202120222023202420252026864332233738242362242
Hover for who · click for detailEnd-of-day closing prices52w $1.54 – $2.92

Who owns WPRT?

41 tracked 13F filers

41 tracked 13F filers disclose a position in WPRT as of the latest SEC 13F filings, a combined $5.7M in reported value. Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.

#FundPosition valueSharesLast moveAs ofHistory
1HEIGHTS CAPITAL MANAGEMENT, INC
$3.0M
1.3M
New
+1.3M sh
Q2 2026
2GRACE & WHITE INC /NY
$1.6M
714K
−29%
Reduced · −293K sh
Q2 2026
3US BANCORP \DE\
$304K
167K
Held
Q1 2026
4Baird Financial Group, Inc.
$298K
164K
−7.5%
Reduced · −13K sh
Q1 2026
5CITADEL ADVISORS LLC
$282K
155K
+450%
Added · +127K sh
Q1 2026
6GOLDMAN SACHS GROUP INC
$70K
38K
−1.3%
Reduced · −508 sh
Q1 2026
7TD Waterhouse Canada Inc.
$38K
18K
Held
Q2 2026
8UBS Group AG
$30K
16K
−0.6%
Reduced · −97 sh
Q1 2026
9JANE STREET GROUP, LLC
$28K
15K
−47%
Reduced · −13K sh
Q1 2026
10Centiva Capital, LP
$24K
13K
New
+13K sh
Q1 2026
11LPL Financial LLC
$18K
10K
−0.5%
Reduced · −47 sh
Q1 2026
12ROYAL BANK OF CANADA
$14K
8K
−39%
Reduced · −5K sh
Q1 2026
13MORGAN STANLEY
$7K
4K
+91%
Added · +2K sh
Q1 2026
14Tower Research Capital LLC (TRC)
$7K
4K
+2.8%
Added · +100 sh
Q1 2026
15Federation des caisses Desjardins du Quebec
$3K
2K
Held
Q1 2026
16WELLS FARGO & COMPANY/MN
$3K
1K
−1.2%
Reduced · −18 sh
Q1 2026
17Allworth Financial LP
$2K
1K
Held
Q1 2026
18SWAN Capital LLC
$2K
1K
New
+1K sh
Q2 2026
19GROUP ONE TRADING LLC
$2K
897
New
+897 sh
Q1 2026
20JONES FINANCIAL COMPANIES LLLP
$1K
710
New
+710 sh
Q1 2026
21OSAIC HOLDINGS, INC.
$878
483
+37%
Added · +131 sh
Q1 2026
22Ascentis Wealth Management, LLC
$904
400
Held
Q2 2026
23HighMark Wealth Management LLC
$791
350
Held
Q2 2026
24COUNTRY TRUST BANK
$497
220
Held
Q2 2026
25DEUTSCHE BANK AG\
$335
184
Held
Q1 2026

Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.

Is WPRT being bought or sold by institutions?

Last quarter, 3 funds opened a new position in WPRT and 2 added to an existing one, while 2 reduced and 0 exited entirely — based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).

Opened (NEW)
3
funds
Added
2
funds
Reduced
2
funds
Exited
0
funds

Funds that own WPRT also own

CompanyCo-held byCombined value
AMAZON.COM INCAMZN11 funds$1.9B
APPLE INCAAPL11 funds$1.8B
ALPHABET INC-CL AGOOGL11 funds$1.1B
ALPHABET INC-CL CGOOG11 funds$813.8M
BERKSHIRE HATHAWAY INC-CL BBRK/B11 funds$651.9M
COSTCO WHOLESALE CORPCOST11 funds$591.2M
MERCK & CO. INC.MRK11 funds$479.9M
WALMART INCWMT11 funds$249.2M
CISCO SYSTEMS INCCSCO11 funds$155.5M
NVIDIA CORPNVDA10 funds$3.9B
MICROSOFT CORPMSFT10 funds$1.4B
TESLA INCTSLA10 funds$976.6M

Ranked by how many of WPRT's institutional holders also hold each name, a cross-fund conviction signal.

Insider activity (Form 4)

Full insider page →
Buys · 180d
$0
0 insiders
Sells · 180d
$0
0 insiders
Net
$0
0 P/S txns
Signal
Mixed
open-market
DateInsiderRoleActionSharesValue
May 11, 2015DOUGLAS FAMILY TRUST10% OwnerBuy (P)15K$91K
May 11, 2015DOUGLAS FAMILY TRUST10% OwnerBuy (P)60K$363K
May 11, 2015DOUGLAS FAMILY TRUST10% OwnerBuy (P)50K$299K
May 11, 2015DOUGLAS FAMILY TRUST10% OwnerBuy (P)26K$154K
May 8, 2015DOUGLAS FAMILY TRUST10% OwnerBuy (P)10K$57K
May 8, 2015DOUGLAS FAMILY TRUST10% OwnerBuy (P)40K$226K
May 8, 2015DOUGLAS FAMILY TRUST10% OwnerBuy (P)33K$186K
May 8, 2015DOUGLAS FAMILY TRUST10% OwnerBuy (P)17K$96K
Jul 30, 2012DOUGLAS KEVIN10% OwnerBuy (P)10K$384K
Jul 30, 2012DOUGLAS KEVIN10% OwnerBuy (P)40K$1.5M
Jul 30, 2012DOUGLAS KEVIN10% OwnerBuy (P)33K$1.3M
Jul 30, 2012DOUGLAS KEVIN10% OwnerBuy (P)17K$652K

Institutional ownership over time

8 funds-23 since Q3 2024
01836Q3 2024Q1 2025Q3 2025Q1 2026Q2 2026
funds holding aggregate valuelatest $1.7M

Recent filings

15 shown

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Connected entities for WPRT

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Ask your agent what changed in WPRT

This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.

Copy-paste
curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://arkolith.com/api/v1/stocks/WPRT/capital-change-brief"
Ask your agent
Use Arkolith's capital_change_brief for WPRT.
Tell me what changed, whether insider activity
corroborates it, and cite the SEC evidence.

13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for WPRT. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.