TNGX Stock Dips 5% as Q2 Earnings Miss Estimates on Higher Expenses

Tango Therapeutics TNGX incurred a loss of 37 cents per share in the second quarter of 2026, wider than the Zacks Consensus Estimate of a loss of 31 cents. The company had reported a loss of 35 cents per share in the year-ago quarter. Collaboration revenues were zero compared with $3.2 million a year earlier.

Tango shares were down 4.8% on Tuesday, likely due to investor disappointment over the earnings miss. Higher operating expenses weighed on the result.

TNGX's Q2 Results in Detail

In the absence of a marketed product, Tango has no regular source of income. The company instead reports collaboration revenues periodically, depending on the terms and progress of its collaboration arrangements.

All remaining deferred revenues from upfront and research option-extension payments under the Gilead collaboration were recognized during 2025. This followed the truncation of the collaboration agreement, which concluded all research activities. Consequently, Tango recorded no collaboration revenues in the reported quarter.

Research and development expenses increased 13% year over year to $37.2 million in the second quarter of 2026. The increase primarily reflected higher spending related to the advancement of the vopimetostat and TNG456 clinical programs. The rise was partly offset by lower spending resulting from Tango's portfolio prioritization efforts.

Year to date, TNGX stock has skyrocketed 197.3% compared with the industry’s 5.5% growth.

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General and administrative expenses almost doubled year over year to $22.6 million, mainly due to higher personnel-related costs, including share-based compensation.

TNGX's Key Pipeline Updates

Vopimetostat is Tango's lead pipeline candidate and an MTAP-selective, once-daily PRMT5 inhibitor. In June, the company reported initial data from a phase I/II study evaluating vopimetostat in combination with Revolution Medicines' RAS(ON) inhibitors daraxonrasib or zoldonrasib in patients with MTAP-deleted, RAS-mutant pancreatic cancer. Per the data readout, the combo achieved a 92% objective response rate and 90% six-month progression-free survival rate in this patient population, with a generally well-tolerated safety profile.

The findings strengthened Tango's focus on advancing vopimetostat in pancreatic cancer. The company is working internally and has begun discussions with regulators and Revolution Medicines toward developing a registrational plan and path forward for vopimetostat plus daraxonrasib in MTAP-deleted pancreatic cancer. The design of this impending phase III study of the combo drug in front-line pancreatic cancer is expected to be finalized later in 2026.

Beyond pancreatic cancer, Tango expects to disclose phase I/II vopimetostat lung cancer monotherapy data later in 2026. The update is expected to provide another clinical readout for the company's lead PRMT5 program in a different tumor setting.

The company also plans to release initial data from an early- to mid-stage study of TNG456 for glioblastoma and other cancers and to initiate a phase I/II study of vopimetostat in combination with Erasca's ERAS-0015 in patients with MTAP-deleted RAS-mutant cancers later in 2026, thereby extending development across its broader oncology pipeline.

Tango Therapeutics, Inc. Price, Consensus and EPS Surprise

Tango Therapeutics, Inc. price-consensus-eps-surprise-chart | Tango Therapeutics, Inc. Quote

TNGX’s Zacks Rank & Stocks to Consider

Tango currently carries a Zacks Rank #3 (Hold).

Some better-ranked stocks in the biotech sector are Amarin AMRN, Repligen RGEN and Liquidia Corporation LQDA, each currently sporting a Zacks Rank #1 (Strong Buy). You can see the complete list of today’s Zacks #1 Rank stocks here.

The estimate for Amarin’s 2026 loss per share is currently pegged at 65 cents, while that for 2027 is currently pegged at 51 cents. AMRN shares have gained 2.2% year to date.

Amarin’s earnings beat estimates in three of the trailing four quarters and missed on the remaining occasion, delivering an average surprise of 62.27%.

Over the past 60 days, estimates for Repligen’s 2026 earnings per share have risen from $1.99 to $2.06, while estimates for 2027 have increased from $2.57 to $2.62 during the same time. RGEN shares have declined 3.2% year to date.

Repligen’s earnings beat estimates in each of the trailing four quarters, with the average surprise being 16.80%.

Over the past 60 days, estimates for Liquidia’s 2026 earnings per share have risen from $2.97 to $3.02, while estimates for 2027 have increased from $4.81 to $5.31 during the same time. LQDA shares have surged 158.4% year to date.

Liquidia’s earnings beat estimates in three of the trailing four quarters, while missing the same on the remaining occasion, with the average surprise being 54.40%.

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This article originally published on Zacks Investment Research (zacks.com).

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